From: Associations between ultraviolet radiation, tree cover and adolescent sunburns
 | Any sunburns | p | |
---|---|---|---|
 | Yes (n = 586) | No (n = 747) | |
Age (years) | 14.5 (1.6) | 14.4 (1.6) | 0.35 |
Latitude (decimal degrees north) | 38.7 (4.6) | 37.6 (4.8) |  < 0.0001 |
Longitude (decimal degrees west) | − 90.4 (14.2) | − 89.3 (14.0) | 0.14 |