Table 4.

Changes in mean quality of life scores^a from baseline to three months after surgery

Domains	Baselineb	six weeks	three months
	Mean (95% confidence interval)	Mean (95% confidence interval)	Mean (95% confidence interval)
Physical	11.2 (10.8–11.7)	12.8 (12.3–13.2)**	13.5 (13.1–13.9)**
Psychological	11.6 (11.1–12.2)	13.1 (12.7–13.8)**	13.8 (13.2–14.3)**
Social relationships	13.6 (13.0 –14.3)	14.4 (14.0–15.4)*	15.0 (14.4–15.7)**
Environment	12.9 (12.3 –13.4)	13.9 (13.4–14.6)**	14.0 (13.4–14.6)**
Overall health and quality of life	8.8 (8.18–9.52)	13.8 (13.2–14.3)**	13.9 (13.2–14.6)**

^a Generalized Estimating equation model, adjusted for age, marital status, ethnicity, literacy, and economic status.

^b Baseline scores as reference.

*p < 0.05, **p < 0.001.