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. 2012 Nov 9;8(1):22–28. doi: 10.5114/wiitm.2011.31631

Table II.

Evaluation of weight reduction based on the percentage excess weight loss and the percentage excess BMI loss

Parameter 3 months after surgery 6 months after surgery Value of p
Average SD Average SD
EWL [%] 37.31 17.98 49.01 19.9 < 0.001
EBL [%] 43.49 21.86 57.0 23.56 < 0.001