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Table 2 Quantile regression estimates of the impact of EHR on patient face time per visit

From: National estimates of the impact of electronic health records on the workload of primary care physicians

Variables At mean visit 10 minute visit 15 minute visit 20 minute visit 25 minute Visit 30 minute visit
Key independent variables       
 Basic EHR 0.062*** (0.007) 0.053*** (0.012) 0.054*** (0.009) 0.104*** (0.012) 0.112*** (0.011) 0.117*** (0.011)
 Young physician -0.009 (0.008) 0.009 (0.010) 0.010 (0.009) -0.006 (0.009) -0.032*** (0.010) -0.033*** (0.010)
 Older physician 0.007 (0.008) -0.014 (0.012) -0.001 (0.012) 0.049*** (0.012) 0.026** (0.013) 0.030* (0.018)
 Basic EHR * Young physician 0.005 (0.016) 0.016 (0.025) 0.009 (0.021) -0.027* (0.015) -0.030 (0.023) -0.034 (0.024)
 Basic EHR * Older physician 0.006 (0.020) -0.053** (0.021) -0.073*** (0.026) 0.006 (0.031) 0.020 (0.051) 0.025 (0.048)
N = 37,962       
  1. Note: Visit-level data. Standard errors are in parentheses. Coefficients on other covariates are available in Appendix 2. Minutes are logged
  2. ***p value < .01
  3. **p value < .05
  4. *p value < .1