Table 5. GBD after bariatric surgery in relation to change in BMI after the surgery.

BMI: body mass index, GBD: gallbladder disease, HbA1c: glycated hemoglobin, SD: standard deviation

Presence of GBD after bariatric surgery	Age (years)	BMI before surgery (kg/m2)	BMI six months after surgery (kg/m2)	BMI 9-12 months after surgery (kg/m2)	HbA1c before surgery
N valid/missing	8/0	8/0	5/3	5/3	8/0
Mean	40.13	39.13	35.8	31.8	6.2
Median	41	37.5	34	32	5.65
Std. deviation	15.986	6.058	5.404	3.347	1.9086
25 percentiles	26.25	35	32	28.5	5.15
50 percentiles	41	37.5	34	32	5.65
75 percentiles	44.75	42.5	40.5	35	6.425