Sunbathing
Exposure Situation
Risk of
NMSC at age
70 (%)
Indoor worker, no
sunbathing
2-3
Indoor worker,
sunbathing
2 wks / year
10-15
Indoor worker,
sunbathing
4 wks / year
20-60
Diffey et al: Photoderm 1987,
4
, 118-26