Table 5

Sensitivity analyses

IRR (95% CI)P value
IMD
1 (least deprived)Reference
21.05 (1.00 to 1.10)0.063
31.06 (1.01 to 1.12)0.012
41.06 (1.01 to 1.12)0.013
5 (most deprived)1.08 (1.02 to 1.13)0.004
Proportion of salaried GPs1.69 (1.59 to 1.79)0.000
FTE per 1000 patients ratio0.84 (0.78 to 0.90)0.000
2015Reference
20160.99 (0.95 to 1.05)0.845
20171.03 (0.98 to 1.09)0.215
20181.12 (1.07 to 1.18)0.000
20190.98 (0.93 to 1.03)0.504
  • Predictors of GPs turnover restricting the time-window to 2015–2019 and adding ‘proportion of salaried GPs’ and ‘FTE per 1000 patients ratio’ to the model.

  • FTE, full-time-equivalent; GP, general practitioner; IMD, Index of Multiple Deprivation; IRR, incidence rate ratios.