Body mass index trends and quality of life from breast cancer diagnosis through seven years’ survivorship

Table 1 Parameter estimates for association with body mass index by age (two categories), region, and time

	Normal group	Overweight group	Obese group
	Mean BMI change (SE)	Mean BMI change (SE)	Mean BMI change (SE)
	n = 134; 1007 observations	n = 190; 1311 observations	n = 195; 1741 observations
Age (< 55 yr vs ≥ 55 yr)	-0.5349 kg/m2a (0.1141)	-0.01760 kg/m2 (0.2591)	1.1078 kg/m2a (0.0815)
micropolitan/metropolitan vs small/rural	-0.6950 kg/m2a (0.1228)	0.07948 kg/m2 (0.2549)	-0.7554 kg/m2a (0.0864)

^aP < 0.05.

Table 2 Statistically significant changes in 36-Item Short Form Survey domain scores

Effect	Estimate	SE	P value
36-Item Short Form domain
Physical functioning	-0.0093	0.0033	0.0052
Role limitations related to physical functioning	0.0039	0.0016	0.0124
Pain	0.0023	0.0025	0.3643
General health	-0.0004	0.0042	0.9181
Emotional well-being	0.0089	0.0048	0.0656
Role limitations due to emotional problems	-0.0039	0.0017	0.0216
Social functioning	0.0079	0.0032	0.0135
Energy fatigue	-0.0104	0.0037	0.0045
Under 55 yr of age vs 55 and over	0.3870	0.1156	0.0021
micropolitan/metropolitan vs small town/rural	0.0571	0.1149	0.6194