A, Odds ratio of having a tanning salon within 1 mile of a census tract with more than 10% male-male partnership in Chicago was 3.77 (95% CI, 1.80-7.88). B, Odds ratio of having a tanning salon within 1 mile of a census tract with more than 10% male-male partnership in San Francisco was 1.88 (95% CI, 1.06-3.31). C, Odds ratio of having a tanning salon within 1 mile of a census tract with more than 10% male-male partnership in Denver was 2.20 (95% CI, 1.60-3.31).