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. 2020 Jul 10;44(11):2279–2290. doi: 10.1038/s41366-020-0637-0

Table 1.

Percentage total weight loss 5 years after surgery.

N %TWL B (95% CI) Unadjusted p
Age
<30 1877 31.1 ± 10.59 Reference Reference
30–40 3474 29.7 ± 9.79 −1.4 (−2.0 to −0.9) <0.0001*
40–50 4303 27.8 ± 9.57 −3.3 (3.8 to −2.8) <0.0001*
50–60 2798 26.5 ± 9.22 −4.7 (−5.2 to −4.1) <0.0001*
>60 823 24.9 ± 9.43 −6.2 (−7.1 to −5.4) <0.0001*
BMI
<40 4617 26.5 ± 9.17 Reference Reference
40–50 7521 29.0 ± 9.88 2.5 (2.2–2.9) <0.0001*
50–60 1048 30.6 ± 10.90 4.1 (3.4–4.7) <0.0001*
>60 89 32.1 ± 13.71 5.5 (3.6–7.5) <0.0001*
Sex
Female 10,308 28.9 ± 9.83 Reference Reference
Male 2967 26.1 ± 9.63 −2.8 (−3.2 to −2.4) <0.0001*
Comorbidity
Sleep apnoea 1275 26.4 ± 9.91 −2.1 (−2.7 to −1.6) <0.0001*
Hypertension 3574 26.3 ± 9.52 −2.7 (−3.1 to −2.3) <0.0001*
Diabetes 2604 25.1 ± 9.50 −3.9 (−4.4 to −3.5) <0.0001*
Dyslipidaemia 1412 25.6 ± 9.73 −3.0 (−3.5 to −2.5) <0.0001*
Dyspepsia/GERD 1053 27.5 ± 9.96 −0.9 (−1.5 to −0.3) 0.006
Depression 1731 26.9 ± 11.04 −1.6 (−2.1 to −1.1) <0.0001*
Cardiovascular comorbidity 705 26.2 ± 9.97 −2.2 (−3.0 to −1.5) <0.0001*
Education
Primary education < 9 years 2232 28.4 ± 10.31 −0.1 (−0.5 to 0.4) 0.720
Secondary education 8154 28.5 ± 9.78 Reference Reference
Higher education < 3 years 1408 27.8 ± 9.73 −0.7 (−1.3 to −0.2) 0.012
Higher education > 3 years 1425 27.9 ± 9.54 −0.5 (−1.1 to 0.0) 0.054
Profession
Senior officials and management 479 27.3 ± 8.61 −2.0 (−2.9 to −1.1) <0.0001*
Professionals and technicians 2815 27.7 ± 9.41 −1.6 (−2.0 to −1.1) <0.0001*
Clerical support workers 1291 28.4 ± 9.79 −0.9 (−1.5 to −0.3) 0.004*
Services and sales workers 4534 29.3 ± 9.85 Reference Reference
Manual labour 1773 27.3 ± 9.50 −2.0 (−2.5 to −1.5) <0.0001*
Elementary occupation 904 28.2 ± 9.95 −1.1 (−1.8 to −0.4) 0.003*
Disposable income
<20th percentile 3183 28.7 ± 10.56 Reference Reference
20–50th percentile 4442 28.6 ± 10.04 −0.1 (−0.6 to 0.4) 0.711
50–80th percentile 3982 28.1 ± 9.30 −0.6 (−1.1 to −0.2) 0.007
>80th percentile 1518 27.1 ± 9.07 −1.6 (−2.2 to −1.0) <0.0001*
Residence
Large city and municipality 4930 27.5 ± 9.66 Reference Reference
Medium-sized town and municipality 4260 28.8 ± 10.08 1.2 (0.8–1.6) <0.0001*
Small town, urban area, rural municipality 4070 28.7 ± 9.81 1.2 (0.8–1.6) <0.0001*
Marital status
Married/partner 6012 28.0 ± 9.52 Reference Reference
Divorced/widow/widower 2085 27.6 ± 9.91 −0.4 (−0.9 to 0.1) 0.103
Single 5167 29.0 ± 10.18 1.0 (0.7–1.4) <0.0001*
Financial aid
None 10,196 28.6 ± 9.57 Reference Reference
Retirement pension 236 24.3 ± 9.78 −4.3 (−5.6 to −3.1) <0.0001*
Disability pension/early retirement 2145 27.0 ± 10.48 −1.7 (−2.1 to −1.2) <0.0001*
Social benefits 698 28.9 ± 11.29 0.3 (−0.4 to 1.1) 0.405
Heritage
Swedish born, Swedish descendant 10,665 28.7 ± 9.86 Reference Reference
Swedish born, non-Swedish descendant 709 28.8 ± 9.62 0.1 (−0.7 to 0.8) 0.844
Born outside Sweden 1889 25.9 ± 9.62 −2.7 (−3.2 to −2.3) <0.0001*

Total weight loss at 5 years after surgery, presented as mean ± standard deviation. Beta-values (95% Confidence Intervals) estimated with univariable linear regression.

*Significant p value (p < 0.05) after correction for multiple calculations.