{"id":"https://openalex.org/W2148345103","doi":null,"title":"A cross-over study investigating specific aspects of neuropsychological performance in hyperbaric environments","display_name":"A cross-over study investigating specific aspects of neuropsychological performance in hyperbaric environments","publication_year":2014,"publication_date":"2014-04-01","ids":{"openalex":"https://openalex.org/W2148345103","mag":"2148345103"},"language":"en","primary_location":{"id":"pmh:oai:scholar.sun.ac.za:10019.1/86406","doi":null,"is_oa":false,"landing_page_url":"http://hdl.handle.net/10019.1/86406","pdf_url":null,"source":{"id":"https://openalex.org/S4306400300","display_name":"SUNScholar (Stellenbosch University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I26092322","host_organization_name":"Stellenbosch University","host_organization_lineage":["https://openalex.org/I26092322"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Thesis"},"volume":null,"type":"dissertation","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5023529503","display_name":"van Wijk","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"van Wijk","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5076013338","display_name":"Charles Halloran","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Charles Halloran","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11579","display_name":"Cardiovascular and Diving-Related Complications","score":0.9678000211715698,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T11579","display_name":"Cardiovascular and Diving-Related Complications","score":0.9678000211715698,"subfield":{"id":"https://openalex.org/subfields/2740","display_name":"Pulmonary and Respiratory Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11192","display_name":"Underwater Vehicles and Communication Systems","score":0.003700000001117587,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12138","display_name":"Occupational Health and Performance","score":0.003100000089034438,"subfield":{"id":"https://openalex.org/subfields/2739","display_name":"Public Health, Environmental and Occupational Health"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/nitrogen-narcosis","display_name":"nitrogen narcosis","score":0.8199999928474426},{"id":"https://openalex.org/keywords/hyperbaric-exposure","display_name":"hyperbaric exposure","score":0.9789999723434448},{"id":"https://openalex.org/keywords/deep-diving","display_name":"deep diving","score":0.8489999771118164},{"id":"https://openalex.org/keywords/tactile-perception","display_name":"tactile perception","score":0.9620000123977661},{"id":"https://openalex.org/keywords/trait-anxiety","display_name":"trait anxiety","score":0.8769999742507935},{"id":"https://openalex.org/keywords/mood-states","display_name":"mood states","score":0.8320000171661377},{"id":"https://openalex.org/keywords/cognitive-arousal","display_name":"cognitive arousal","score":0.5600000023841858},{"id":"https://openalex.org/keywords/academic-achievement","display_name":"academic performance","score":0.5619999766349792},{"id":"https://openalex.org/keywords/memory-encoding","display_name":"memory encoding","score":0.460999995470047},{"id":"https://openalex.org/keywords/processing-speed","display_name":"processing speed","score":0.6159999966621399},{"id":"https://openalex.org/keywords/neuropsychological-performance","display_name":"neuropsychological performance","score":0.5659999847412109},{"id":"https://openalex.org/keywords/low-visibility-environments","display_name":"low-visibility environments","score":0.4269999861717224}],"concepts":[{"id":"https://openalex.org/C14216870","wikidata":"https://www.wikidata.org/wiki/Q3872","display_name":"Neuropsychology","level":3,"score":0.5400019884109497},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.4567183256149292},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.34925851225852966},{"id":"https://openalex.org/C169900460","wikidata":"https://www.wikidata.org/wiki/Q2200417","display_name":"Cognition","level":2,"score":0.129749596118927},{"id":"https://openalex.org/C169760540","wikidata":"https://www.wikidata.org/wiki/Q207011","display_name":"Neuroscience","level":1,"score":0.10282903909683228}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:scholar.sun.ac.za:10019.1/86406","doi":null,"is_oa":false,"landing_page_url":"http://hdl.handle.net/10019.1/86406","pdf_url":null,"source":{"id":"https://openalex.org/S4306400300","display_name":"SUNScholar (Stellenbosch University)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I26092322","host_organization_name":"Stellenbosch University","host_organization_lineage":["https://openalex.org/I26092322"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Thesis"},{"id":"mag:2148345103","doi":null,"is_oa":false,"landing_page_url":"http://scholar.sun.ac.za/bitstream/handle/10019.1/86406/vanwijk_crossover_2014.pdf;sequence=1","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3","score":0.9391000270843506}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":103,"referenced_works":["https://openalex.org/W23494133","https://openalex.org/W44494364","https://openalex.org/W74333767","https://openalex.org/W77838229","https://openalex.org/W111464056","https://openalex.org/W126383345","https://openalex.org/W165761433","https://openalex.org/W168875415","https://openalex.org/W179821659","https://openalex.org/W217254057","https://openalex.org/W633071465","https://openalex.org/W832575257","https://openalex.org/W1487716160","https://openalex.org/W1509961367","https://openalex.org/W1519976293","https://openalex.org/W1522410279","https://openalex.org/W1543631530","https://openalex.org/W1557115875","https://openalex.org/W1560910648","https://openalex.org/W1582591257","https://openalex.org/W1591826874","https://openalex.org/W1668760499","https://openalex.org/W1804393113","https://openalex.org/W1835780248","https://openalex.org/W1891262402","https://openalex.org/W1958213803","https://openalex.org/W1968051947","https://openalex.org/W1969590801","https://openalex.org/W1972794367","https://openalex.org/W1976505678","https://openalex.org/W1977787877","https://openalex.org/W1981920782","https://openalex.org/W1987296963","https://openalex.org/W2001119710","https://openalex.org/W2001280287","https://openalex.org/W2012058435","https://openalex.org/W2013371211","https://openalex.org/W2018816313","https://openalex.org/W2026202861","https://openalex.org/W2028268331","https://openalex.org/W2033283987","https://openalex.org/W2039023780","https://openalex.org/W2039453659","https://openalex.org/W2046560341","https://openalex.org/W2051395116","https://openalex.org/W2056760929","https://openalex.org/W2057477780","https://openalex.org/W2058528796","https://openalex.org/W2059142850","https://openalex.org/W2060165228","https://openalex.org/W2068527098","https://openalex.org/W2074643845","https://openalex.org/W2077437543","https://openalex.org/W2078413435","https://openalex.org/W2079057539","https://openalex.org/W2079225922","https://openalex.org/W2081643440","https://openalex.org/W2086497741","https://openalex.org/W2086516619","https://openalex.org/W2088262561","https://openalex.org/W2090659473","https://openalex.org/W2090660457","https://openalex.org/W2092614623","https://openalex.org/W2093202979","https://openalex.org/W2093860559","https://openalex.org/W2094188004","https://openalex.org/W2096758871","https://openalex.org/W2102980238","https://openalex.org/W2103860290","https://openalex.org/W2109881821","https://openalex.org/W2110642312","https://openalex.org/W2114483532","https://openalex.org/W2115569506","https://openalex.org/W2118185461","https://openalex.org/W2118372183","https://openalex.org/W2119699779","https://openalex.org/W2131031603","https://openalex.org/W2138566349","https://openalex.org/W2143188818","https://openalex.org/W2152641372","https://openalex.org/W2156704155","https://openalex.org/W2166998714","https://openalex.org/W2241452296","https://openalex.org/W2256888144","https://openalex.org/W2284678571","https://openalex.org/W2287092974","https://openalex.org/W2338321736","https://openalex.org/W2342082322","https://openalex.org/W2345780139","https://openalex.org/W2398495604","https://openalex.org/W2405457280","https://openalex.org/W2408781114","https://openalex.org/W2411557088","https://openalex.org/W2412307438","https://openalex.org/W2412333286","https://openalex.org/W2416570360","https://openalex.org/W2440785889","https://openalex.org/W2461068752","https://openalex.org/W2480544627","https://openalex.org/W2536056472","https://openalex.org/W2618969830","https://openalex.org/W2771333925","https://openalex.org/W2904488986"],"related_works":["https://openalex.org/W648133445","https://openalex.org/W2440466450","https://openalex.org/W4235850848","https://openalex.org/W2991928965","https://openalex.org/W3214196412","https://openalex.org/W2431650770","https://openalex.org/W1503146616","https://openalex.org/W2410080122","https://openalex.org/W2296001443","https://openalex.org/W2460274926"],"abstract_inverted_index":{"ENGLISH":[0],"ABSTRACT:":[1],"The":[2,109,161,202,227,475],"commercial":[3],"and":[4,44,68,88,101,118,120,145,147,158,172,185,211,223,240,275,313,369,455,493],"military":[5],"deep":[6,465],"diving":[7,339],"environment":[8],"is":[9,76,123],"typically":[10],"a":[11,27,46,189,264,280,298,323,351,420,430],"low":[12],"visibility":[13],"environment,":[14],"where":[15,192,300],"dependence":[16],"on":[17,29,65,168,236,253,347,468],"the":[18,35,51,58,150,196,217,230,244,258,348,375,387,402,427,463,469],"visual":[19],"senses":[20],"often":[21],"needs":[22],"to":[23,131,142,148,440,451,462,489],"be":[24],"replaced":[25],"by":[26,178,457],"reliance":[28],"tactile":[30,66,99,116,143,153,169,173,237,254],"senses.":[31],"This":[32,126],"thesis":[33],"reviewed":[34],"current":[36,52],"knowledge":[37],"regarding":[38],"neuropsychological":[39,134,395],"manifestations":[40],"of":[41,48,54,62,106,114,136,152,163,214,233,243,246,260,302,315,354,374,411,432,481,483],"nitrogen":[42,137,234],"narcosis":[43,235,377,418],"exposed":[45],"number":[47,431],"shortcomings":[49],"in":[50,199,283,326,472],"body":[53],"knowledge.":[55],"In":[56],"particular,":[57],"human":[59],"performance":[60,103,154,355],"effects":[61,162],"hyperbaric":[63,107,165],"exposure":[64,166],"perception":[67,100,144,171,239],"memory":[69,102,175,403,412,422,491],"have":[70],"not":[71,78],"been":[72],"systematically":[73],"studied.":[74],"It":[75,248],"further":[77],"clear,":[79],"how":[80],"exactly":[81],"psychological":[82,119,157,203],"factors":[83,90],"(e.g.":[84,91],"anxiety,":[85,207],"mood":[86,209],"states)":[87],"biographical":[89,121,159,218],"age,":[92,221],"education,":[93,222],"technical":[94,225],"exposure,":[95],"experience)":[96],"might":[97],"influence":[98],"under":[104,417],"conditions":[105],"exposure.":[108,226],"correlation":[110],"between":[111],"subjective":[112,212,376],"experiences":[113,295],"narcosis,":[115,138,215],"performance,":[117,285],"variables":[122,204,219],"also":[124,249,262,296,380,499],"unknown.":[125],"study":[127,428],"thus":[128,405],"set":[129],"out":[130],"investigate":[132],"certain":[133],"aspects":[135],"with":[139,155,272,279,290,310,322,334,343],"special":[140],"reference":[141],"memory,":[146,256],"examine":[149],"relationships":[151],"other":[156],"factors.":[160],"experimental":[164],"(EHE)":[167],"(form)":[170],"shape":[174,370],"were":[176,308,320,379],"examined":[177],"testing":[179,261],"these":[180],"functions":[181],"at":[182,356,487,496],"6":[183],"ATA":[184],"1":[186],"ATA,":[187],"using":[188,478],"cross-over":[190],"design":[191],"two":[193],"groups":[194],"completed":[195],"same":[197],"tasks,":[198,396,454],"opposite":[200],"sequence.":[201],"included":[205,220],"trait":[206,268],"transient":[208],"states,":[210],"ratings":[213],"while":[216,286,337],"previous":[224],"results":[228],"demonstrated":[229,250],"detrimental":[231],"effect":[232,252],"form":[238,255],"manipulation,":[241],"irrespective":[242],"sequence":[245,259],"testing.":[247],"this":[251,408],"although":[257],"played":[263,297],"role":[265],"here.":[266],"Higher":[267],"anxiety":[269,304],"was":[270,277,288,332,341,350,498],"associated":[271,278,289,309,321,333,342],"poorer":[273,291,335],"recall,":[274,312,336],"tension":[276],"larger":[281,324],"decrement":[282,325],"recall":[284,327,495],"fatigue":[287],"task":[292,444],"completion.":[293],"Subjective":[294],"role,":[299],"feelings":[301,314],"physical":[303],"(i.e.":[305],"increased":[306],"arousal)":[307,319],"better":[311,344],"cognitive":[316],"suppression":[317],"(decreased":[318],"performance.":[328],"Lower":[329],"academic":[330],"attainment":[331],"higher":[338],"qualification":[340],"recall.":[345],"Performance":[346],"surface":[349,470,497],"good":[352],"predictor":[353],"depth.":[357],"Qualitative":[358],"analysis":[359],"rendered":[360],"three":[361],"themes,":[362],"namely":[363],"focus":[364],"vs.":[365],"distraction,":[366],"following":[367],"instructions,":[368],"memory.":[371],"Psychometric":[372],"properties":[373],"measure":[378],"reported.":[381],"Theoretical":[382],"implications":[383,433],"include":[384],"support":[385,400],"for":[386,401,434,442,477],"slowed":[388,443],"information":[389],"processing":[390],"model":[391],"when":[392],"completing":[393],"complex":[394,453],"as":[397,399],"well":[398],"model,":[404],"suggesting":[406],"that":[407],"particular":[409],"pattern":[410],"impairment":[413],"occurs":[414],"because":[415],"encoding":[416,492],"produces":[419],"weaker":[421],"trace":[423],"than":[424],"normal.":[425],"Lastly,":[426],"has":[429],"industry.":[435],"For":[436],"example,":[437],"divers":[438],"need":[439,476],"compensate":[441],"completion":[445],"by,":[446],"firstly,":[447],"planning":[448],"more":[449],"time":[450],"complete":[452],"secondly,":[456],"practicing":[458],"those":[459],"tasks":[460],"prior":[461],"actual":[464],"dive":[466],"(either":[467],"or":[471,485],"shallow":[473],"water).":[474],"additional":[479],"forms":[480],"recording":[482],"events":[484],"objects":[486],"depth,":[488],"aid":[490],"subsequent":[494],"emphasised.":[500]},"counts_by_year":[],"updated_date":"2026-11-08T12:12:28.789561","created_date":"2016-06-24T00:00:00"}