In a hypothetical case‐control study with perfect measurement, the association between occupational resin exposure and lung cancer was OR=1.76.The data for this
Association is provided in the Table below: What would the OR be if 10% of all those exposed had been misclassified as
Unexposed, and 10% of all those unexposed had been misclassified as exposed?
A)1.33
B)1.51
C)0.99
D)1.55

Question

In a hypothetical case‐control study with perfect measurement, the association between occupational resin exposure and lung cancer was OR=1.76.The data for this
Association is provided in the Table below:  What would the OR be if 10% of all those exposed had been misclassified as
Unexposed, and 10% of all those unexposed had been misclassified as exposed?
A)1.33 
B)1.51 
C)0.99 
D)1.55

Quizplus · Accepted Answer

OR=1.51.Re‐allocation of 10% of unexposed cases to exposed cases (and
vice versa), and of unexposed controls to exposed controls (and vice versa) is given
below: 11ebbba8_3419_8738_bcf2_6f68ac1cabe8_TB8436_00 OR = (50 x 876) ÷ (89 x 326) = 1.51

In a Hypothetical Case‐control Study with Perfect Measurement, the Association