Table 1

Cox proportional HRs and their 95% CIs for new psychiatric events by conventional risk factors in the Still Working Study*

PredictorsNNo. of casesHR (95% CI)p Value
Demographic characteristics (time 3, N=6511)
 Age0.001
  <5042371411.00
  50 or older22741111.03 (1.01 to 1.04)
 Sex<0.001
  Female1490841.00
  Male50211681.67 (1.29 to 2.17)
 Occupational status0.077
  Non-manual2457921.00
  Manual40541601.34 (0.97 to 1.85)
 Marital status0.236
  Non-married2265921.00
  Married42461600.84 (0.64 to 1.12)
Health measures (time 2, n=4096)
 Self-rated health0.015
  Good or average39371511.00
  Bad159122.08 (1.15 to 3.74)
 Chronic disease0.002
  No32011091.00
  Yes895541.70 (1.22 to 2.37)
 Self-reported psychiatric morbidity<0.001
  Low32151061.00
  High881571.85 (1.34 to 2.56)
Psychosocial measures (time 2, N=4096)
 Skill discretion at work0.177
  High1362411.00
  Intermediate1515651.37 (0.92 to 2.03)
  Low1219571.44 (0.96 to 2.16)
 Decision authority at work0.340
  High1467521.00
  Intermediate1390631.31 (0.91 to 1.90)
  Low1239481.11 (0.75 to 1.65)
 Sense of coherence0.180
  High1500471.00
  Intermediate1361571.31 (0.89 to 1.94)
  Low1235591.42 (0.97 to 2.10)
  • * Adjusted for age and sex.