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. Author manuscript; available in PMC: 2021 Sep 1.
Published in final edited form as: Environ Int. 2020 Jun 17;142:105810. doi: 10.1016/j.envint.2020.105810

Table 7.

Calculated Effective Counts from Hypothetical Cumulative Incidence Cohort Study Resultsa

Cases(i) Sample size (N(i)) Unadjusted Adjusted Adjusted cases Adjusted N
RR SE(log(RR)) RR 95% CI SE(log(RR))
6 2,534 1 1 -- 0.72 6.00 2,534
3 1,120 1.13 0.71 1.11 0.27-4.54 0.51 2.83 1,077.83
12 2,078 2.44 0.50 2.33 0.86-6.36 0.62 10.55 1,912.40
5 524 4.03 0.60 3.77 1.113-12.6 0.52 4.67 523.29
11 632 7.35 0.51 7.49 2.7-20.8 0.72 9.35 527.47
a

The information in the first seven columns is “borrowed” from Chen et al. (2010) if we were to treat that study as a cumulative incidence study. The last two columns are computed as described in section 2.5.3.