Table 3

Per patient mean annual levels of resource use and associated estimated costs in each group and unadjusted incremental costs

Item	Group	Respiratory related				Non-respiratory related				Overall
Item	Group	Baseline	Follow-up	Change	Incremental cost	Baseline	Follow-up	Change	Incremental cost	Baseline	Follow-up	Change	Incremental cost
Intervention cost	Intervention	–	£51.69	£51.69	£51.69	–	–	–		–	£51.69	£51.69	£51.69
Intervention cost	Control	–	–	–		–	–	–		–	–	–
Primary care
No. contacts	Intervention	4.06	3.92	−0.14		7.83	7.56	−0.26		11.88	11.48	−0.40
No. contacts	Control	3.98	3.80	−0.18		7.68	7.33	−0.35		11.66	11.12	−0.54
Cost	Intervention	£104.39	£100.88	−£3.51	£1.21	£200.89	£194.13	−£6.76	£2.33	£305.28	£295.01	−£10.27	£3.54
Cost	Control	£102.42	£97.70	−£4.72		£197.11	£188.02	−£9.09		£299.54	£285.73	−£13.81
Secondary care
No. contacts	Intervention	0.86	0.63	−0.23		2.65	2.56	−0.09		3.51	3.19	−0.32
No. contacts	Control	0.89	0.67	−0.22		2.49	2.34	−0.15		3.38	3.00	−0.37
Cost	Intervention	£250.68	£274.97	£24.29	£3.60	£673.13	£684.98	£11.85	−£121.52	£923.81	£959.95	£36.14	−£117.93
Cost	Control	£322.29	£342.99	£20.70		£700.84	£834.21	£133.37		£1023.13	£1177.20	£154.07
Out of hours
No. contacts	Intervention	0.26	0.16	−0.09		0.26	0.17	−0.09		0.52	0.34	−0.18
No. contacts	Control	0.27	0.28	0.01		0.54	0.39	−0.15		0.81	0.67	−0.14
Cost	Intervention	£10.83	£7.49	−£3.34	−£3.71	£10.46	£6.28	−£4.18	£2.34	£21.29	£13.76	−£7.52	−£1.37
Cost	Control	£11.09	£11.46	£0.37		£20.58	£14.07	−£6.52		£31.67	£25.52	−£6.15
Medication
No. prescriptions	Intervention	25.67	17.82	−7.85		38.59	37.74	−0.85		64.26	55.56	−8.70
No. prescriptions	Control	19.76	18.75	−1.00		39.93	42.68	2.75		59.68	61.43	1.75
Cost	Intervention	£488.62	£488.49	−£0.13	£9.24	£390.82	£381.14	−£9.68	−£34.08	£879.45	£869.64	−£9.81	−£24.84
Cost	Control	£489.25	£479.88	−£9.37		£377.09	£401.48	£24.40		£866.33	£881.36	£15.03
Total cost	Intervention	£854.52	£923.52	£69.00	£62.03	£1275.31	£1266.53	−£8.77	−£150.94	£2129.83	£2190.06	£60.23	−£88.91
Total cost	Control	£925.06	£932.03	£6.97		£1295.62	£1437.79	£142.17		£2220.68	£2369.81	£149.14