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. 2017 Nov 27;12(11):e0188120. doi: 10.1371/journal.pone.0188120

Table 1. Comparison of demographic characteristics and risks factors for cancer among patients with MS (n = 1107) and controls (n = 1568).

SEM: Standard error of the mean; MS: Multiple sclerosis.

Patients with MS
(n = 1107)
Controls
(n = 1575)
P
Age: mean ± SEM 50.7 ± 0.4 56.7 ± 0.5 <0.001
Female gender: % (n) 79.3 (878) 53.2 (834) <0.001
History of tobacco smoking: % (n) 49.8 (551) 42.8 (671) <0.001
History of alcohol drinking: % (n) 10.7 (118) 18.8 (294) <0.001