Table 2.

Descriptive statistics of the estimation sample, N = 7079 practices

Description	Mean	SD	Minimum	Maximum	n
Population achievement of dementia review, weighted measure, %	76.56	14.05	0	100.00	70 790
Population achievement excluding dementia indicators, weighted measure, %	80.76	4.56	0.05	99.79	70 790
Patient-centred care from 2008/2009 to 2015/2016, %	83.04	6.84	39.11	99.15	57 896
Access to care from 2008/2009 to 2015/2016, %	88.20	6.28	41.46	100.00	57 896
Continuity of care from 2008/2009 to 2015/2016, %	48.09	17.92	0.00	100.00	57 560
Doctor–patient relationship 1 (explaining tests and treatments) from 2008/2009 to 2015/2016, %	82.17	7.61	36.84	100.00	57 896
Doctor–patient relationship 2 (confidence and trust in the GP) from 2008/2009 to 2015/2016, %	68.26	10.73	19.05	98.29	57 896
Practice patients ≥65 years, %	16.13	5.68	0.17	47.99	70 790
Practice list size, 1000s	7.30	4.21	0.63	60.38	70 790
Practice patients living in 20% most deprived areas, %	23.01	26.14	0	99.65	70 790
Practice patients living in urban areas, %	82.57	32.54	0	100.00	70 790
Full-time equivalent GPsa per 1000 patients, deciles	0.57	0.19	0.01	8.98	70 790
Hospital effortb from 2013/2014 to 2015/2016	86.10	17.02	0	100.00	21 237
GMS contract	0.59	0.49	0	1	70 790

^aExcluding retainers/registrars.

^bHospital effort is assumed to be zero in the period 2006/2007 to 2012/2013. Unless otherwise stated, the variables cover 2006/07 to 2015/16. n = number of practice-years.