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

Table 2 Relationship between practice characteristics and number of patients experiencing one 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	-3.7800	0.0312	-1.8311	0.0270	-4.0069	0.0411
Bias adjustment
Denominator used to estimate register	0.0084	0.0148	-0.0085	0.0078	-0.0222	0.0119
Area
Density (people per hectare 2001)	0.0316^c	0.0063	0.0309^c	0.0050	0.0121	0.0081
Index of Multiple Deprivation	0.1125^c	0.0061	0.0513^c	0.0044	0.1082^c	0.0075
Patients
≥65 Yr of age	-0.0646^c	0.0064	-0.0134^b	0.0050	-0.1023^c	0.0082
% member of racial or ethnic minority	0.0675^c	0.0075	0.0089	0.0063	-0.0989^c	0.0097
Practice
List size per FTE GP	-0.0186^c	0.0041	-0.0278^c	0.0029	-0.0093^a	0.0045
Single Handed Practice	0.0292	0.0171	0.0407^b	0.0129	-0.0051	0.0215
Primary Medical Services Contract	-0.0128	0.0101	-0.0409^c	0.0075	-0.0121	0.0127
Family Practitioners
≥45 Yr of age	0.0066	0.0056	0.0008	0.0041	0.0014	0.0071
% Female GPs	-0.0096	0.0057	-0.0261^c	0.0043	-0.0116	0.0072
% GPs qualified in UK	-0.0861^c	0.0064	-0.0491^c	0.0048	0.0105	0.0082
Practice Nurse Staffing
List size per FTE practice Nurse(Quintiles)
1st <3038.01	-0.1295^c	0.0299	-0.0829^b	0.0257	0.1269^b	0.0413
2nd 3038.02-3901.48	-0.1313^c	0.0296	-0.0600^a	0.0255	0.1028^a	0.0409
3rd 3901.49-4823.44	-0.1347^c	0.0295	-0.0555^a	0.0255	0.0790	0.0409
4th 4823.45-6210.68	-0.1091^c	0.0294	-0.0410	0.0254	0.0962^a	0.0408
5th 6210.69+	-0.0856^b	0.0296	0.0138	0.0255	0.0991^a	0.0409
No Practice nurse	0.0000		0.0000		0.0000
χ² 5df	35.13	p < .001	89.84	p < .001	12.64	p = .027
Variance
PCT Level	0.0506	0.0048	0.0345	0.0032	0.0356	0.0038

ISSN: 1472-6963