Table 3 The observational and genetic associations between BMI and life satisfaction in the CKB and UKB stratified by sex and urban and rural regions.

From: BMI and well-being in people of East Asian and European ancestry: a Mendelian randomisation study

   

Observational

Genetic

Study

Strata

Region

Beta (95% CI) per SD higher BMI

Pa

Beta (95% CI) per SD higher BMI

Pb

CKB

All

Both

0.058 (0.053, 0.063)

<1.00E-15

−0.028 (−0.055, −0.002)

0.04

Male

Both

0.054 (0.047, 0.062)

<1.00E-15

−0.077 (−0.123, −0.030)

1.00E-03

Female

Both

0.062 (0.056, 0.069)

<1.00E-15

−0.004 (−0.037, 0.028)

0.80

All

Urban only

0.048 (0.041, 0.055)

<1.00E-15

0.006 (−0.036, 0.048)

0.78

Male

Urban only

0.059 (0.048, 0.070)

<1.00E-15

−0.033 (−0.109, 0.042)

0.39

Female

Urban only

0.043 (0.034, 0.052)

<1.00E-15

0.024 (−0.027, 0.075)

0.36

All

Rural only

0.066 (0.059, 0.072)

<1.00E-15

−0.051 (−0.085, −0.016)

4.00E-03

Male

Rural only

0.072 (0.062, 0.081)

<1.00E-15

−0.103 (−0.162, −0.044)

1.00E-03

Female

Rural only

0.063 (0.055, 0.072)

<1.00E-15

−0.023 (−0.066, 0.019)

0.28

UKB

All

Both

−0.019 (−0.023, −0.014)

<1.00E-15

−0.019 (−0.054, 0.016)

0.28

Male

Both

−0.002 (−0.008, 0.005)

0.65

−0.003 (−0.049, 0.043)

0.90

Female

Both

−0.029 (−0.035, −0.023)

<1.00E-15

−0.030 (−0.073, 0.014)

0.19

All

Urban only

−0.020 (−0.025, −0.015)

2.3E-15

−0.027 (−0.066, 0.011)

0.16

Male

Urban only

−0.005 (−0.013, 0.002)

0.17

−0.003 (−0.054, 0.048)

0.90

Female

Urban only

−0.028 (−0.035, −0.022)

<1.00E-15

−0.031 (−0.079, 0.016)

0.19

All

Rural only

−0.013 (−0.024, −0.002)

0.02

0.030 (−0.058, 0.119)

0.50

Male

Rural only

0.015 (−0.002, 0.032)

0.08

0.026 (−0.085, 0.137)

0.64

Female

Rural only

−0.030 (−0.045, −0.015)

6.80E-05

0.010 (−0.111, 0.130)

0.88

  1. aP adjusted for age, region (CKB only), centre (UKB only) and sex.
  2. bP adjusted for age, region (CKB only), centre (UKB only), sex, and principal components.