| Anxiety, pain and discomfort associated with dental treatment O Vassend Behaviour research and therapy 31 (7), 659-666, 1993 | 465 | 1993 |
| Individual differences in pain sensitivity: genetic and environmental contributions CS Nielsen, A Stubhaug, DD Price, O Vassend, N Czajkowski, JR Harris PAIN® 136 (1-2), 21-29, 2008 | 369 | 2008 |
| The problem of structural indeterminacy in multidimensional symptom report instruments. The case of SCL-90-R O Vassend, A Skrondal Behaviour Research and Therapy 37 (7), 685-701, 1999 | 167 | 1999 |
| Validation of the NEO Personality Inventory and the five‐factor model. Can findings from exploratory and confirmatory factor analysis be reconciled? O Vassend, A Skrondal European Journal of Personality 11 (2), 147-166, 1997 | 157 | 1997 |
| Genetics, personality and wellbeing. A twin study of traits, facets and life satisfaction E Røysamb, RB Nes, NO Czajkowski, O Vassend Scientific reports 8 (1), 12298, 2018 | 140 | 2018 |
| Characterizing individual differences in heat-pain sensitivity CS Nielsen, DD Price, O Vassend, A Stubhaug, JR Harris Pain 119 (1-3), 65-74, 2005 | 112 | 2005 |
| Personality factors and somatic symptoms RG Watten, O Vassend, T Myhrer, JONL SYVERSEN European Journal of Personality 11 (1), 57-68, 1997 | 111 | 1997 |
| Effects of examination stress on some cellular immunity functions R Halvorsen, O Vassend Journal of Psychosomatic Research 31 (6), 693-701, 1987 | 101 | 1987 |
| Dimensions of negative affectivity, self-reported somatic symptoms, and health-related behaviors O Vassend Social Science & Medicine 28 (1), 29-36, 1989 | 96 | 1989 |
| Dental anxiety, utilisation of dental services, and DMFS status in Norwegian military recruits. TF Wisløff, O Vassend, O Asmyhr Community dental health 12 (2), 100-103, 1995 | 94 | 1995 |
| The NEO personality inventory revised (NEO-PI-R): Exploring the measurement structure and variants of the five-factor model O Vassend, A Skrondal Personality and Individual Differences 50 (8), 1300-1304, 2011 | 91 | 2011 |
| Norske versjoner av NEO-Personality Inventory, Symptom Checklist 90 Revised og Giessen Subjective Complaints List. Del I. O Vassend, L Lian, HT Andersen Tidsskrift for Norsk Psykologforening, 1992 | 88 | 1992 |
| Correlations between social dominance orientation and political attitudes reflect common genetic underpinnings TH Kleppestø, NO Czajkowski, O Vassend, E Røysamb, NH Eftedal, ... Proceedings of the National Academy of Sciences 116 (36), 17741-17746, 2019 | 82 | 2019 |
| A clinimetric analysis of the Hopkins Symptom Checklist (SCL-90-R) in general population studies (Denmark, Norway, and Italy) D Carrozzino, O Vassend, F Bjørndal, C Pignolo, LR Olsen, P Bech Nordic journal of psychiatry 70 (5), 374-379, 2016 | 80 | 2016 |
| The reporting of pain, somatic complaints, and anxiety in a group of patients with TMD before and 2 years after treatment: sex differences BS Krogstad, A Jokstad, BL Dahl, O Vassend Journal of orofacial Pain 10 (3), 263-269, 1996 | 78 | 1996 |
| A comparison of cognitive therapy, applied relaxation, and nitrous oxide sedation in the treatment of dental fear T Willumsen, O Vassend, A Hoffart Acta Odontologica Scandinavica 59 (5), 290-296, 2001 | 77 | 2001 |
| Negative affectivity, somatic complaints, and symptoms of temporomandibular disorders O Vassend, BS Krogstad, BL Dahl Journal of psychosomatic research 39 (7), 889-899, 1995 | 76 | 1995 |
| Factor analytic studies of the NEO Personality Inventory and the five-factor model: The problem of high structural complexity and conceptual indeterminacy O Vassend, A Skrondal Personality and Individual Differences 19 (2), 135-147, 1995 | 76 | 1995 |
| Dental anxiety in relation to neuroticism and pain sensitivity. A twin study O Vassend, E Røysamb, CS Nielsen Journal of anxiety disorders 25 (2), 302-308, 2011 | 69 | 2011 |
| Effects of cognitive therapy, applied relaxation and nitrous oxide sedation. A five-year follow-up study of patients treated for dental fear T Willumsen, O Vassend Acta Odontologica Scandinavica 61 (2), 93-99, 2003 | 67 | 2003 |
