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Table 5 Covariate continuity test results

From: Analysis of the effect of serious illness medical insurance on relieving the economic burden of rural residents in China: a case study in Jinzhai County

lwald

AMIPP H = 0.6581

IMIPP H = 0.5345

IMSPP H = 0.5949

OMISPP H = 1.079

Age

1.690 (14.516)

3.008 (16.197)

2.355 (15.300)

−2.93 (11.38)

Total expenses

606.16 (1971.54)

1209.01 (2135.78)

968.03 (2045.23)

−907.36 (1581.57.)

Hospital stay

0.943 (2.897)

2.082 (3.241)

1.433 (3.058)

2.176 (2.225)

Inpatient type

−0.041 (0.083)

−0.033 (0.094)

− 0.037 (0.089)

−0.052 (0.066)

Sex

0.035 (0.039)

0.031 (0.043)

0.0358 (0.041)

0.035 (0.030)

  1. Note: The dependent variables are age, total expenses, hospital stay, inpatient type, and sex. The independent variables are serious illness expenses. Values outside the bracket are the estimated values of lwald, and those inside the bracket are the estimated values of standard error