Table 3.

Linear regression of income/head on BMI.

BMI	1 year postoperative	2 years postoperative	3 years postoperative	5 years postoperative
Overall	0.024*	0.01*	0.013*	0.003
Male	0.025	0.001	0	0.012
Female	0.028*	0.02*	0.024*	0.005

Coefficient of determination (R²) as numerical value and significance (*)

^* denotes statistical significance (p < 0.05)