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. 2012 Sep 3;22(12):1928–1933. doi: 10.1007/s11695-012-0757-2

Table 1.

Demographic data of patients

Gender Number/range % of all patients/average ± SD (standard deviation)
Females 1,849 80.00 %
Males 462 20.00 %
Age (years) 18–69.75 44 ± 10.3
BMI (body mass index) 32.1–114.5 49.8 ± 8.3