Table 6

Risk of dementia with parkinsonism among men according to the occupational category. Cox model with delayed entry. PAQUID 1988–97

Dementia with parkinsonismModel 16-151Model 26-151Model 36-151Model 46-151
RR95% CIRR95% CIRR95% CIRR95% CI
Occupational category:
  Professionals/managerials and other employees1111
 Domestic service employees21.186-150 1.85–243.218.236-150 1.54–215.513.946-150 1.17–166.126.236-150 1.95–352.4
 Blue collar workers3.240.54–19.422.490.39–15.962.460.39–15.651.640.23–11.56
Log likelihood ratio statistics6-152 p=0.319p=0.418p=0.474p=0.314
  • 6-151 Model 1=without adjustment variables; model 2=education; model 3=education, tobacco and wine consumption; model 4=education, tobacco and wine consumption, income, vascular factors.

  • 6-152 Testing the global effect of occupation.

  • 6-150 p<0.05,

  • 6-160 p<0.01.