Table 2 Univariate and multivariate regression analyses of factors associated with %TWL, using the GEE approach.

From: Assessment of weight change patterns following Roux en Y gastric bypass, one anastomosis gastric bypass and sleeve gastrectomy using change-point analysis

Variable

Multivariate

Univariate

Beta

95% CI

p-value

Beta

95% CI

p-value

Type of Surgery (ref. SG)

OAGB

1.30

1.10, 1.50

 < 0.001

0.05

0.04, 0.06

 < 0.001

 

RYGB

 − 0.43

 − 0.67, − 0.19

 < 0.001

0.08

0.07, 0.10

 < 0.001

Sex (ref. Female)

Male

0.06

 − 0.14, 0.26

0.5

0.02

0.00, 0.03

0.13

Age (yr.)

 

 − 0.10

 − 0.11, − 0.10

 < 0.001

 − 0.01

 − 0.01, − 0.00

 < 0.001

T2DM

 

 − 1.20

 − 1.40, − 0.95

 < 0.001

 − 0.74

 − 0.09, − 0.06

 < 0.001

HTN

 

 − 0.03

 − 0.25, 0.20

0.8

 − 0.06

 − 0.07, − 0.04

 < 0.001

Baseline BMI (kg/m2)

 

0.13

0.11, 0.14

 < 0.001

0.01

0.01, 0.01

 < 0.001

Time After Surgery (yr.)

 

0.01

0.01, 0.01

 < 0.001

0.06

0.06, 0.06

 < 0.001

  1. CI—Confidence Interval; SG—Sleeve Gastrectomy; OAGB—One-Anastomosis Gastric Bypass; RYGB—Roux-en-Y Gastric Bypass; T2DM—Type 2 Diabetes Mellitus; HTN—Hypertension; yr.—Years; BMI—Body Mass Index.
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