TABLE 2—

Analyses of Weighted Average Effect Sizes Across Type of Preexisting Health Condition: 1990–2010

Type of Health Conditiona	Studies, No.	OR (95% CI)
None apparent (community samples)	13	0.70 (0.58, 0.85)
Cardiovascular disease	11	0.75 (0.61, 0.91)
Cancer	7	1.21 (0.92, 1.59)
HIV/AIDS	6	0.86 (0.64, 1.17)
Other conditions	21	0.84 (0.72, 0.99)

Note. CI = confidence interval; OR = odds ratio, transformed from random effects weighted natural log OR; Q_b = Q-value for variance between groups.

^aQ_b = 115; P = .02.