Haifen Liao, Ping Fan, Hengfang Ruan, Wei Qiu, Meifen Zhang, Huijuan Li
Characteristics of recurrence risk perception and coping strategies in patients with neuromyelitis optica spectrum disorder: A qualitative study
Multiple sclerosis and related disorders
nevi risk factor melanoma forms skin cancer many factors confer risk understanding childhood nevus development may provide clues possible causes prevention melanoma describe nevus acquisition ages 3 16 years among white youths evaluate variation sex hispanic ethnicity body sites chronically vs intermittently exposed sun annual longitudinal observational cohort study nevus development conducted june 1 2001 october 31 2014 among 1085 colorado youths data analysis conducted february 1 2015 august 31 2017 total nevus counts body sites sites chronically intermittently exposed sun separately total 557 girls 528 boys 150 138 hispanic participants born 1998 included study median total body nevus counts increased linearly among nonhispanic white boys girls age 3 years boys 631 95 ci 566703 girls 661 95 ci 596733 age 16 years boys 8130 95 ci 75958703 girls 7758 95 ci 72688281 median total body nevus counts lower among hispanic white children boys aged 16 years 5145 95 ci 44016015 girls aged 16 years 5375 95 ci 45406362 compared nonhispanic white children followed largely linear trend varied sex nevus counts body sites chronically exposed sun increased time leveled age 16 years nevus counts sites intermittently exposed sun followed strong linear pattern age 16 years hispanic white boys girls similar nevus counts sites intermittently exposed sun age 10 years increases thereafter steeper girls nevus counts surpassing boys aged 11 16 years youths risk nevus development beginning early childhood continuing midadolescence patterns nevus acquisition differ boys girls hispanic nonhispanic white youths body sites chronically exposed sun body sites intermittently exposed sun exposure uv light period reduced particularly body sites intermittently exposed sun nevi accumulate midadolescence children increased attention sun protection appears merited boys general accumulated nevi overall girls specifically adolescent years