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Table 3 Regression coefficients, standard errors, and P-values from the multiple regression analysis type of segmented regression analysis of interrupted time series for models 3 (diagnosis expenses as the dependent variable)

From: Impacts of the zero mark-up drug policy on hospitalization expenses of COPD inpatients in Sichuan province, western China: an interrupted time series analysis

 

coefficients

robust std. error

t

sig

95% Conf. Interval

β1

25.78

5.36

4.81

0.000

14.92298

36.64426

β2

−310.78

114.85

− 2.71

0.010

− 543.2738

−78.28034

β3

−35.60

9.85

−3.61

0.001

− 55.54324

−15.64707

β0

4152.46

76.66

54.17

0.000

3997.279

4307.648