Table 2.

Baseline characteristics

	Complete follow up after gastric bypass	Lost to follow-up after gastric bypass
n	87	49
Age, mean (95 % CI), years	40.9 ± 9.4	39.5 ± 8.8
Gender, male/female	13/74	12/37
Excess weight, mean (95 % CI), kga	58.5 ± 16.7	61.7 ± 18.0
BMI, mean (95 % CI), kg/m2	45.6 ± 6.0	46.4 ± 6.5
PCS, mean (95 % CI)	37.5 ± 10.5	36.4 ± 9.5
MCS, mean (95 % CI)	45.1 ± 9.3	44.5 ± 12.0

PCS physical component summary at baseline

MCS mental component summary at baseline

^aweight – weight when BMI = 25 kg/m²