Table 3 Responses to rating questions at baseline and follow-up* and the difference between scores

Quality measure addressed		No of practices	Range (minimum– maximum)	Mean (SD)	Median	Wilcoxon signed ranks test statistics on significance of the difference between baseline and final ratings
Confidence regarding physical/psychosocial patient care	Baseline	937	1–5	3.51 (0.77)	4.00
	Final	942	1–5	3.94 (0.67)	4.00
	Difference	924	−3–3	0.43 (0.86)	0.00	Z = −13.44; p<0.001
Quality of support offered to carers	Baseline	936	1–5	3.38 (0.78)	3.00
	Final	944	2–5	3.80 (0.69)	4.00
	Difference	926	−2–4	0.42 (0.88)	0.00	Z = −13.10; p<0.001
Quality of support offered to practice staff	Baseline	929	1–5	3.48 (0.82)	4.00
	Final	934	1–5	3.81 (0.73)	4.00
	Difference	909	−3–4	0.32 (0.89)	0.00	Z = −10.11; p<0.001
Quality of teamwork in the practice	Baseline	942	1–5	3.83 (0.81)	4.00
	Final	943	1–5	4.16 (0.73)	4.00
	Difference	931	−3–3	0.32 (0.89)	0.00	Z = −10.34; p<0.001
Quality of palliative care for cancer patients	Baseline	935	1–5	3.72 (0.73)	4.00
	Final	936	1–5	4.16 (0.63)	4.00
	Difference	916	−3–4	0.44 (0.81)	0.00	Z = −14.40; p<0.001
Level of co-working with palliative care specialists	Baseline	933	1–5	3.65 (0.83)	4.00
	Final	936	1–5	4.07 (0.72)	4.00
	Difference	914	−2–4	0.41 (0.92)	0.00	Z = −12.47; p<0.001