Table 3. HADS and SF-12 scores.

	GP			Surgeon			Significance
Outcome	n *	median	IQR	n *	median	IQR	unadjusteda	adjustedb
HADS anxiety
Baseline	95	4.0	5.0	106	4.0	4.0
12 months	81	4.0	3.5	87	4.0	4.0	0.932	0.716
24 months	76	4.0	5.0	81	5.0	4.5	0.440	0.106
HADS depression
Baseline	97	4.0	5.0	106	3.0	4.0
12 months	81	4.0	4.0	87	4.0	5.0	0.213	0.283
24 months	76	4.0	5.0	81	3.0	4.0	0.540	0.796
SF-12 PCS
Baseline	95	42.3	20.5	105	40.5	19.0
12 months	82	49.3	11.2	88	55.9	14.3	0.576	0.887
24 months	76	48.5	17.7	79	50.4	14.4	0.194	0.279
SF-12 MCS
Baseline	95	55.0	12.9	105	55.1	14.5
12 months	81	49.9	13.0	88	55.6	10.8	0.558	0.510
24 months	74	54.4	11.8	79	55.9	11.2	0.448	0.474

^*Not all participants identified as ‘available for follow-up’ (Figure 1) completed every instrument.

^aMann–Whitney U-test.

^bAdjusted for baseline value using analysis of covariance on ranks.