From: Obesity trends and risk factors in the South African adult population
Slope [kg/m2 per decade] | Intercept [kg/m2] | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Independent variable | Coefficient | 95 % CI | Coefficient | 95 % CI | |||||||
Sex | |||||||||||
Male vs female | −1.91 | (−2.93 ; −0.00) | −1.54 | (−1.88 ; −1.21) | |||||||
Age | |||||||||||
10 year increase | −0.90 | (−1.20 ; −0.50) | −0.03 | (−0.15 ; 0.09) | |||||||
Race | |||||||||||
Coloured vs. Black | −0.51 | (−1.98 ; 0.96) | −0.44 | (−0.90 ; 0.03) | |||||||
White vs. Black | 2.58 | (0.46 ; 4.71) | −0.35 | (−1.30 ; 0.60) | |||||||
Asian vs. Black | 0.05 | (−1.13 ; 1.0) | −0.85 | (−1.36 ; -0.33) | |||||||
Education | |||||||||||
None vs. primary | −0.18 | (−1.69 ; 1.34) | −0.27 | (−0.75 ; 0.21) | |||||||
Secondary vs. primary | −0.05 | (−1.13 ; 1.04) | 0.17 | (−0.19 ; 0.53) | |||||||
Tertiary vs. primary | 0.67 | (−0.82 ; 2.16) | 0.17 | (−0.38 ; 0.72) | |||||||
Income Quintile | |||||||||||
I vs. III | 0.00 | (−1.26 ; 1.26) | −0.18 | (−0.60 ; 0.25) | |||||||
II vs. III | 0.51 | (−0.84 ; 1.86) | −0.16 | (−0.58 ; 0.25) | |||||||
IV vs. III | 1.28 | (−0.08 ; 2.64) | −0.26 | (−0.63 ; 0.10) | |||||||
V vs. III | 1.59 | (0.41 ; 2.78) | −0.21 | (−0.58 ; 0.17) | |||||||
Residence | |||||||||||
Rural vs. urban | 1.16 | (0.02 ; 2.31) | −0.44 | (−0.78 ; −0.09) | |||||||
Exercise Frequency | |||||||||||
Moderate vs. low | −0.14 | (−1.50 ; 1.21) | 0.35 | (−0.04 ; 0.73) | |||||||
High vs. low | −1.52 | (−2.78 ; −0.25) | 0.75 | (0.36 ; 1.15) | |||||||
Alcohol use | −0.14 | (−1.10 ; 0.81) | −0.22 | (−0.51 ; 0.07) | |||||||
Smoking | −1.69 | (−3.00 ; −0.38) | −0.20 | (−0.60 ; 0.21) | |||||||
Waist circumference | |||||||||||
10 cm increase | 0.70 | (0.20 ; 1.2) | 1.54 | (1.29 ; 1.79) | |||||||
BMI class | |||||||||||
Overweight/Obese vs. | −7.99 | (−9.77 ; −6.21) | 7.23 | (6.58 ; 7.96) | |||||||
Normal/Underweight | |||||||||||
Rural x BMI class | −1.98 | (−3.80 ; −0.16) | 0.01 | (−0.60 ; 0.58) | |||||||
Moderate Exercise x BMI class | 0.92 | (−1.35 ; 3.18) | −1.10 | (−1.88 ; −0.33) | |||||||
High Exercise x BMI class | 1.96 | (−0.43 ; 4.35) | −1.43 | (−2.22 ; −0.63) |