Effect of
Year of PPP
(0.201, 1.246)
(0.575, 2.617)
(0.224, 1.241)
(0.197, 1.226)
(0.086, 0.734)
(0.012, 0.706)
1.000
0.501
1.226
0.527
0.492
0.252
0.091
1.000
0.722
0.535
0.485
0.485
0.398
0.432
0
0.002
-0.041
-0.132
-0.145
-0.223
-0.230
1992*
1993
1994
1995
1996
1997
1998
(0.467, 1.116)
(0.346, 0.826)
(0.316, 0.747)
(0.312, 0.753)
(0.255, 0.621)
(0.260, 0.718)
(-0.094,
0.098)
(-0.135,
0.053)
(-0.225, -0.040)
(-0.240, -0.050)
(-0.317, -0.129)
(-0.337, -0.123)
95% CI
Odds
Ratio
Excision
Rate
95% CI
Odds
Ratio
95% CI
Estimate
Re-operation
Rate
LOS
*Reference to which other variables compared