. 2018 Jun 25;17:89. doi: 10.1186/s12939-018-0799-8

Table 5.

DID estimation on the SHI per capita annual reimbursement expenditure

Outcome variable (y)	Baseline (1673 vs. 1673)			Follow-up (1673 vs. 1673)
Outcome variable (y)	Control $({\hat{β}}_{0})$	Intervention $({\hat{β}}_{0} + \hat{γ})$	Diff (B) $(\hat{γ})$	Control $({\hat{β}}_{0} + {\hat{β}}_{1})$	Intervention $({\hat{β}}_{0} + {\hat{β}}_{1} + \hat{γ} + \hat{δ})$	Diff (FU) $(\hat{γ} + \hat{δ})$	DIFF-IN-DIFF $(\hat{δ})$
Outpatient	33.3	33.6	0.3	34.7	125.3	90.6	90.3
P			0.951			0.031	0.018
Inpatient	384.5	642.2	257.7	475.5	450.6	−24.9	−282.6
P			0.029			0.830	0.016
Total	417.8	675.8	258.0	510.2	575.9	65.7	−192.3
P			0.005			0.048	0.010