Excluded	Included	p value
N	12.00	23.00
% female (number)	75% (9.00)	87% (20.00)	0.08
Mean age (SD)	51.9 (8.72)	49.1 (11.50)	0.47
Mean BMI at heaviest preoperative (SD)	43.4 (8.50)	40.4 (7.80)	0.75
Mean BMI at surgery (SD)	30.4 (2.90)	31.3 (6.70)	0.67