Table 2

 Conditions specified for simulation

The exponential distribution, with mean and variance equal to 1, is denoted Exp(1).
Number of iterations of simulation100
Number of persons in study cohort25000
Age at entry (in years)18 + 10(Exp(1))
Length of follow up (in years)40 − 5(Exp(1))
Length of employment (in years)25Exp(1)
Disease rate in the absence of exposureδ0 = −6.3 δ1 = 5.7
Probability of censoring from other causesη0 = −5.0 η1 = 5.1
Exposure effectφ = 0.400
Occupational exposure rateExp(1)