Skip to main content

Table 1 Association between covid-19 lockdown and the number of treated patients: results of a multivariate linear regression adjusted for random effects on the levels of German federal states, administrative districts within the federal states and GP practices

From: The effect of COVID-19 pandemic and lockdown on consultation numbers, consultation reasons and performed services in primary care: results of a longitudinal observational study

  Model 1 Model 2 Model 3
ß (95% CI) p ß (95% CI) p ß (95% CI) p
Assessment during covid-19 lockdown compared to assessment before covid-19 -94.6 (-116.7 to -72.5)  < 0.001 -94.6 (-116.2 to -73.0)  < 0.001 -94.1 (-115.3 to -73.0)  < 0.001
Days since lockdown on 13 March 2020 -0.34 (-1.3 to 0.57) 0.466 -0.30 (-1.2 to 0.61) 0.517 -0.29 (-1.2 to 0.60) 0.522
Days between baseline and follow-up 0.043 (-0.017 to 0.10) 0.160 0.041 (-0.021 to 0.10) 0.193 0.061 (-0.0018 to 0.12) 0.057
Region: urban areas vs. rural areas 13.5 (-8.9 to 35.8) 0.238 12.1 (-11.4 to 35.6) 0.312 6.1 (-18.2 to 30.3) 0.622
Age of the physician (in years)    0.99 (-0.47 to 2.4) 0.184 0.58 (-0.87 to 2.0) 0.434
Sex of the physician: male vs. female    10.4 (-13.9 to 34.7) 0.400 14.0 (-9.8 to 37.8) 0.249
Postgraduate medical specialist training
- None (general practitioner)    -39.0 (-131.9 to 53.9) 0.410 -53.8 (-146.2 to 38.7) 0.254
- General medicine    23.3 (-21.3 to 68.0) 0.305 20.6 (-23.2 to 64.3) 0.357
- Internal medicine    10.3 (-28.2 to 48.7) 0.601 9.5 (-27.9 to 46.9) 0.617
Type of practice
- Group practice vs. individual practice      -45.3 (-87.0 to -3.6) 0.033
- Joint practice vs. individual practice      -35.2 (-59.3 to -11.1) 0.004
- Medical care centre vs. individual practice      8.2 (-73.3 to 89.8) 0.843
  1. Model 1: naïve comparison adjusted for differences between administrative districts, the time since lockdown on 13 March 2020 and the time between baseline and follow-up; model 2: model 1 additionally adjusted for age, sex, and postgraduate medical specialist training of the GP; model 3: model 2 additionally adjusted for the type of practice; ß: ß correlation coefficient; 95% CI: 95% confidence interval; p: p-value