Hospital admissions for asthma, diabetes and COPD: is there an association with practice nurse staffing? A cross sectional study using routinely collected data

Table 3 Relationship between practice characteristics and number of patients experiencing two or more admissions (rate per no. of patients on the register)

	Asthma		COPD		Diabetes
Characteristic	β	SE(β)	β	SE(β)	β	SE(β)
Intercept	-5.0509	0.0552	-2.8036	0.0414	-5.1968	0.0733
Bias adjustment
Denominator used to estimate register	-0.0485	0.0283	-0.0129	0.013	-0.056^b	0.0211
Area
Density (people per hectare 2001)	0.0378^c	0.0114	0.0451^c	0.0081	0.0249	0.1363
Index of Multiple Deprivation	0.1564^c	0.0107	0.051^c	0.007	0.1296^c	0.0122
Patients
% ≥65 Yr of age	-0.0594^c	0.0116	-0.0142	0.008	-0.0702^c	0.0139
% member of racial or ethnic minority	0.0656^c	0.0132	0.0088	0.0099	-0.1081^c	0.0157
Practice
List size per FTE GP	-0.0159^a	0.0073	-0.023^c	0.0044	-0.0211^a	0.0091
Single Handed Practice	-0.0158	0.0321	0.0319	0.0213	-0.0267	0.0386
Primary Medical Services Contract	-0.0081	0.0186	-0.0447^c	0.0123	-0.0166	0.022
Family Practitioners
% ≥45 Yr of age	0.0003	0.0104	0.0031	0.0068	0.0145	0.0125
% Female GPs	-0.0147	0.0106	-0.0166^a	0.0071	-0.0136	0.0128
% GPs qualified in UK	-0.0897^c	0.0119	-0.0534^c	0.008	0.0254	0.0144
Practice Nurse Staffing
List size per FTE practice Nurse(Quintiles)
1st <3038.01	-0.1213^a	0.0562	-0.1242^b	0.0417	0.2064^b	0.0751
2nd 3038.02-3901.48	-0.1220^a	0.0556	-0.1079^b	0.0413	0.1415	0.0748
3rd 3901.49-4823.44	-0.1104^a	0.0555	-0.1013^a	0.0413	0.1486^a	0.0746
4th 4823.45-6210.68	-0.1054	0.0553	-0.0839^a	0.0412	0.1377	0.0745
5th 6210.69+	-0.0533	0.0555	-0.038	0.0413	0.1248	0.0747
No Practice nurse	0		0		0
χ² 5df	13.2	p = .022	31.8	p < .001	10.51	p = .062
Variance
PCT Level	0.062	0.0069	0.0322	0.0035	0.0338	0.0052

ISSN: 1472-6963