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Publications by Kjetil G Ringdal

46 publications found

Original articles

Naberezhneva N, Uleberg O, Dahlhaug M, Giil-Jensen V, Ringdal KG, Røise O (2023)
Excellent agreement of Norwegian trauma registry data compared to corresponding data in electronic patient records
Scand J Trauma Resusc Emerg Med, 31 (1), 50
DOI 10.1186/s13049-023-01118-5, PubMed 37752614

Fjære OL, Arthurson C, Ringdal KG, Morberg PCW (2023)
[Metformin-associated lactic acidosis]
Tidsskr Nor Laegeforen, 143 (3)
DOI 10.4045/tidsskr.22.0719, PubMed 36811419

Tønsager K, Rehn M, Krüger AJ, Røislien J, Ringdal KG (2020)
Assignment of pre-event ASA physical status classification by pre-hospital physicians: a prospective inter-rater reliability study
BMC Anesthesiol, 20 (1), 167
DOI 10.1186/s12871-020-01083-x, PubMed 32646386

Tønsager K, Krüger AJ, Ringdal KG, Rehn M, P-EMS Template Collaborating Group (2020)
Template for documenting and reporting data in physician-staffed pre-hospital services: a consensus-based update
Scand J Trauma Resusc Emerg Med, 28 (1), 25
DOI 10.1186/s13049-020-0716-1, PubMed 32245496

Ghorbani P, Troëng T, Brattström O, Ringdal KG, Eken T, Ekbom A, Strömmer L (2019)
Validation of the Norwegian survival prediction model in trauma (NORMIT) in Swedish trauma populations
Br J Surg, 107 (4), 381-390
DOI 10.1002/bjs.11306, PubMed 31461168

Tønsager K, Rehn M, Ringdal KG, Lossius HM, Virkkunen I, Østerås Ø, Røislien J, Krüger AJ (2019)
Collecting core data in physician-staffed pre-hospital helicopter emergency medical services using a consensus-based template: international multicentre feasibility study in Finland and Norway
BMC Health Serv Res, 19 (1), 151
DOI 10.1186/s12913-019-3976-6, PubMed 30849977

Ghorbani P, Ringdal KG, Hestnes M, Skaga NO, Eken T, Ekbom A, Strömmer L (2016)
Comparison of risk-adjusted survival in two Scandinavian Level-I trauma centres
Scand J Trauma Resusc Emerg Med, 24, 66
DOI 10.1186/s13049-016-0257-9, PubMed 27164973

Lossius HM, Krüger AJ, Ringdal KG, Sollid SJ, Lockey DJ (2013)
Developing templates for uniform data documentation and reporting in critical care using a modified nominal group technique
Scand J Trauma Resusc Emerg Med, 21, 80
DOI 10.1186/1757-7241-21-80, PubMed 24279612

Ringdal KG, Skaga NO, Hestnes M, Steen PA, Røislien J, Rehn M, Røise O, Krüger AJ, Lossius HM (2012)
Abbreviated Injury Scale: not a reliable basis for summation of injury severity in trauma facilities?
Injury, 44 (5), 691-9
DOI 10.1016/j.injury.2012.06.032, PubMed 22831922

Kristiansen T, Ringdal KG, Skotheimsvik T, Salthammer HK, Gaarder C, Naess PA, Lossius HM (2012)
Implementation of recommended trauma system criteria in south-eastern Norway: a cross-sectional hospital survey
Scand J Trauma Resusc Emerg Med, 20, 5
DOI 10.1186/1757-7241-20-5, PubMed 22281020

Ringdal KG, Skaga NO, Steen PA, Hestnes M, Laake P, Jones JM, Lossius HM (2012)
Classification of comorbidity in trauma: the reliability of pre-injury ASA physical status classification
Injury, 44 (1), 29-35
DOI 10.1016/j.injury.2011.12.024, PubMed 22277107

Ringdal KG, Lossius HM, Jones JM, Lauritsen JM, Coats TJ, Palmer CS, Lefering R, Di Bartolomeo S, Dries DJ, Søreide K, Utstein Trauma Data Collaborators (2011)
Collecting core data in severely injured patients using a consensus trauma template: an international multicentre study
Crit Care, 15 (5), R237
DOI 10.1186/cc10485, PubMed 21992236

Ringdal GI, Ringdal K, Juliebø V, Wyller TB, Hjermstad MJ, Loge JH (2011)
Using the Mini-Mental State Examination to screen for delirium in elderly patients with hip fracture
Dement Geriatr Cogn Disord, 32 (6), 394-400
DOI 10.1159/000335743, PubMed 22301509

Ringdal KG, Coats TJ, Lefering R, Di Bartolomeo S, Steen PA, Røise O, Handolin L, Lossius HM, Utstein TCD expert panel (2008)
The Utstein template for uniform reporting of data following major trauma: a joint revision by SCANTEM, TARN, DGU-TR and RITG
Scand J Trauma Resusc Emerg Med, 16, 7
DOI 10.1186/1757-7241-16-7, PubMed 18957069

Ringdal KG, Lossius HM, SCANTEM ad hoc group on Scandinavian MTOS and Trauma Registry (2007)
Feasibility of comparing core data from existing trauma registries in scandinavia. Reaching for a Scandinavian major trauma outcome study (MTOS)
Scand J Surg, 96 (4), 325-31
DOI 10.1177/145749690709600412, PubMed 18265862

Jenssen AT, Ringdal K, Moses J (2004)
Bridging the micro-macro gap - A multilevel approach to voter behavior in the Nordic European Union referendums
Tidsskr. Samfunnsforsk., 45 (2), 215-243

Ringdal GI, Jordhøy MS, Ringdal K, Kaasa S (2001)
Factors affecting grief reactions in close family members to individuals who have died of cancer
J Pain Symptom Manage, 22 (6), 1016-26
DOI 10.1016/s0885-3924(01)00363-3, PubMed 11738164

Ringdal GI, Jordhøy MS, Ringdal K, Kaasa S (2001)
The first year of grief and bereavement in close family members to individuals who have died of cancer
Palliat Med, 15 (2), 91-105
DOI 10.1191/026921601674021869, PubMed 11301674

Johansen K, Ringdal K, Thoring TA (2001)
Firm profitability, regional unemployment and human capital in wage determination
Appl. Econ., 33 (1), 113-121
DOI 10.1080/00036840122818

Ringdal GI, Ringdal K (2000)
A follow-up study of the quality of life in cancer patients with different prognoses
Qual Life Res, 9 (1), 65-73
DOI 10.1023/a:1008937724943, PubMed 10981207

Gooderham PN, Nordhaug O, Ringdal K (1999)
Institutional and rational determinants of organizational practices: Human resource management in European firms
Adm. Sci. Q., 44 (3), 507-531
DOI 10.2307/2666960

Ringdal K, Ringdal GI, Kaasa S, Bjordal K, Wisløff F, Sundstrøm S, Hjermstad MJ (1999)
Assessing the consistency of psychometric properties of the HRQoL scales within the EORTC QLQ-C30 across populations by means of the Mokken Scaling Model
Qual Life Res, 8 (1-2), 25-43
DOI 10.1023/a:1026419414249, PubMed 10457736

Ringdal GI, Götestam KG, Kaasa S, Kvinnsland S, Ringdal K (1996)
Prognostic factors and survival in a heterogeneous sample of cancer patients
Br J Cancer, 73 (12), 1594-9
DOI 10.1038/bjc.1996.300, PubMed 8664136

Dessens J, Jansen W, Ringdal K (1995)
Log-linear models in comparative research: A paradigm lost?
Eur. Sociol. Rev., 11 (3), 261-271
DOI 10.1093/oxfordjournals.esr.a036363

RINGDAL K, HINES K (1995)
PATTERNS IN CLASS VOTING IN NORWAY 1957-1989 - DECLINE OR TRENDLESS FLUCTUATIONS
Acta Sociol., 38 (1), 33-51
DOI 10.1177/000169939503800104

GOODERHAM P, RINGDAL K (1995)
CLASS-STRUCTURE, WAGE DIFFERENCES AND CLASS IDENTIFICATION IN NORWAY - A COMPARISON OF WRIGHTS AND GOLDTHORPES CLASS MODELS
Tidsskr. Samfunnsforsk., 36 (3), 289-314

RINGDAL K (1994)
INTERGENERATIONAL CLASS MOBILITY IN POSTWAR NORWAY - A WEAKENING OF VERTICAL BARRIERS
Eur. Sociol. Rev., 10 (3), 273-288
DOI 10.1093/oxfordjournals.esr.a036337

Ringdal GI, Ringdal K, Kvinnsland S, Götestam KG (1994)
Quality of life of cancer patients with different prognoses
Qual Life Res, 3 (2), 143-54
DOI 10.1007/BF00435257, PubMed 8044159

RINGDAL K (1993)
MIGRATION AND STATUS ATTAINMENT AMONG NORWEGIAN MEN
Acta Sociol., 36 (4), 327-342
DOI 10.1177/000169939303600402

Ringdal GI, Ringdal K (1993)
Testing the EORTC Quality of Life Questionnaire on cancer patients with heterogeneous diagnoses
Qual Life Res, 2 (2), 129-40
DOI 10.1007/BF00435732, PubMed 8518767

RINGDAL K (1992)
METHODS FOR MULTILEVEL ANALYSIS
Acta Sociol., 35 (3), 235-243
DOI 10.1177/000169939203500305

RINGDAL K (1991)
MULTILEVEL ANALYSIS - THE HIERARCHICAL LINEAR-MODEL
Tidsskr. Samfunnsforsk., 32 (6), 521-540

LISTHAUG O, RINGDAL K, INGEBRIGTSEN O (1982)
STATUS ATTAINMENT IN URBAN AND RURAL LABOR-MARKETS
Acta Sociol., 25 (3), 269-282
DOI 10.1177/000169938202500305

RINGDAL K (1977)
NORWEGIAN PUBLIC-OPINION ON DEVELOPMENT AID
Tidsskr. Samfunnsforsk., 18 (1), 47-75

HELLEVIK O, GLEDITSCH NP, RINGDAL K (1975)
COMMON MARKET ISSUE IN NORWAY - CONFLICT BETWEEN CENTER AND PERIPHERY
J. Peace Res., 12 (1), 37-53
DOI 10.1177/002234337501200103

Review articles

Tønsager K, Krüger AJ, Ringdal KG, Rehn M (2020)
Data quality of Glasgow Coma Scale and Systolic Blood Pressure in scientific studies involving physician-staffed emergency medical services: Systematic review
Acta Anaesthesiol Scand, 64 (7), 888-909
DOI 10.1111/aas.13596, PubMed 32270473

Thorsen K, Ringdal KG, Strand K, Søreide E, Hagemo J, Søreide K (2011)
Clinical and cellular effects of hypothermia, acidosis and coagulopathy in major injury
Br J Surg, 98 (7), 894-907
DOI 10.1002/bjs.7497, PubMed 21509749

Kristiansen T, Søreide K, Ringdal KG, Rehn M, Krüger AJ, Reite A, Meling T, Naess PA, Lossius HM (2009)
Trauma systems and early management of severe injuries in Scandinavia: review of the current state
Injury, 41 (5), 444-52
DOI 10.1016/j.injury.2009.05.027, PubMed 19540486

Other articles

Ringdal KG, Hestnes M, Palmer CS (2012)
Differences and discrepancies between 2005 and 2008 Abbreviated Injury Scale versions - time to standardise
Scand J Trauma Resusc Emerg Med, 20, 11
DOI 10.1186/1757-7241-20-11, PubMed 22301065

Ringdal KG (2010)
Accuracy of different survival prediction models in a Dutch trauma population (Br J Surg 2010; 97: 1805-1813)
Br J Surg, 97 (12), 1814
DOI 10.1002/bjs.7233, PubMed 21058351

Søreide K, Ringdal KG, Lossius HM (2010)
Submission policy, peer-review and editorial board members: interesting conflicts and conflicts of interest
Scand J Trauma Resusc Emerg Med, 18, 56
DOI 10.1186/1757-7241-18-56, PubMed 20977737

Lossius HM, Kristiansen T, Ringdal KG, Rehn M (2010)
Inter-hospital transfer: the crux of the trauma system, a curse for trauma registries
Scand J Trauma Resusc Emerg Med, 18, 15
DOI 10.1186/1757-7241-18-15, PubMed 20233410

Ringdal KG, Lossius HM, Søreide K (2009)
"Getting your message through": an editorial guide for meeting publication standards
Scand J Trauma Resusc Emerg Med, 17, 66
DOI 10.1186/1757-7241-17-66, PubMed 20030850

RINGDAL K (1993)
THE SCOPE LOGIC APPROACH TO CLASS ANALYSIS - BLOOM,R, KIVINEN,M MELIN,H, RANTALAIHO,L
Eur. Sociol. Rev., 9 (3), 338-340
DOI 10.1093/oxfordjournals.esr.a036690

RINGDAL K (1984)
SOCIAL-MOBILITY AND SOCIAL-STRUCTURE - A COMPARISON OF THE SCANDINAVIAN COUNTRIES - PONTINEN,S
Tidsskr. Samfunnsforsk., 25 (2), 209-211

RINGDAL K (1980)
INTERVIEWER-RESPONDENT CONVERGENCE - A SOURCE OF ERROR IN SURVEY-RESEARCH
Tidsskr. Samfunnsforsk., 21 (5), 417-432