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Association between sex and death due to melanoma, stratified by site of distant disease among patients diagnosed with distant disease (stage IV) in 2004–2011
| Site of distant disease | No. of deaths due to melanoma/no. of patients | HR (95% CI) males versus females | P‐value | |
|---|---|---|---|---|
| Males | Females | |||
| M1a | 78/144 | 35/78 | 1.37 (0.92, 2.04) | 0.12 |
| M1b | 89/133 | 43/71 | 1.11 (0.77, 1.60) | 0.56 |
| M1c | 605/845 | 251/371 | 1.02 (0.88, 1.18) | 0.77 |
| Unknown | 40/101 | 22/61 | – | – |
HR, hazard ratio; CI, confidence interval.
