Table 8.

Changes in efficiency after privatization in the DRG era compared to the pre-DRG era

Post-privatization period	Matched sample
	t + 1	t + 2	t + 3	t + 4
Public->For-profit
2001 cut-off point	−0.020 (0.016)	−0.019 (0.018)	−0.051*** (0.020)	0.012 (0.028)
2002 cut-off point	−0.021 (0.014)	−0.012 (0.018)	−0.037** (0.018)	−0.035 (0.022)
2003 cut-off point	−0.018 (0.014)	−0.032** (0.015)	−0.037** (0.018)	−0.039** (0.019)
2004 cut-off point	−0.026* (0.014)	−0.023* (0.015)	−0.047*** (0.016)	−0.042** (0.018)
Public->Non-profit
2001 cut-off point	−0.015 (0.031)	−0.001 (0.038)	−0.030 (0.031)	−0.035 (0.055)
2002 cut-off point	−0.015 (0.031)	−0.026 (0.037)	−0.030 (0.033)	−0.057* (0.035)
2003 cut-off point	−0.015 (0.031)	−0.026 (0.037)	−0.050 (0.033)	−0.057* (0.035)
2004 cut-off point	−0.003 (0.033)	−0.049 (0.036)	−0.050 (0.033)	−0.076** (0.035)

*P ≤ 0.10; **P ≤ 0.05; ***P ≤ 0.01; SE in parentheses

t − 1 is defined as the year before privatization occurred, while t + 1, t + 2, t + 3 and t + 4 represent the four post-privatization years.