Table 4

Health-related quality of life

	Control group	Intervention group
Physical Component Score at baseline	41.0 (30.7 to 49.9); n=100	43.6 (31.8 to 52.1); n=76
Physical Component Score at follow-up	50.1 (38.5 to 54.5); n=75	43.8 (34.3 to 52.1); n=51
Change in Physical Component Score	4.45 (−1.1 to 15.7); n=75	0 (−7.8 to 12.1); n=51
Mental Component Score at baseline	54.0 (44.5 to 59.4); n=100	55.8 (50.2 to 58.0); n=76
Mental Component Score at follow-up	53.1 (45.4 to 58.7); n=75	55.2 (42.2 to 58.7); n=51
Change in Mental Component Score	−0.1 (−8.1 to 4); n=75	−2.4 (−10.6 to 2.3); n=51

Data are presented as median (IQR). Only complete forms were included in this analysis; no imputation was undertaken.