Objective To explore the impact of menstrual and obstetrical factors,daily lifestyle and environmental factors on systemic sclerosis( SSc) among women. Methods 100 female SSc patients from affiliated hospitals of Anhui Medical University and 400 female controls from communities of Hefei city were recruited from August 2012 to December2015. Univariate and multiple Logistic regression analyses were used to examine the associations of environmental factorswith SSc risk. Results There were 11 factors associated...