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Table 1 Multiple linear regression analyses with treatment choice, weight change and age as explanatory variables and fasting and 2-h serum glucose levels at 1 year as outcome variables

From: Gastric bypass surgery has a weight-loss independent effect on post-challenge serum glucose levels

  Fasting serum glucose 2-h serum glucose
B (95 % CI) Squared partial correlation P value B (95 % CI) Squared partial correlation P value
Group 0.118 (−0.177 to 0.414) 0.005 0.429 1.443 (0.585–2.301) 0.089 0.001
Weight change (%) 0.022 (0.012–0.033) 0.132 <0.001 0.038 (0.007–0.068) 0.049 0.017
Age (years) 0.022 (0.013–0.031) 0.177 <0.001 0.054 (0.028–0.079) 0.132 <0.001
  1. Group: surgery = 0, lifestyle = 1