Group | Baseline/Final Status | n | % | Year | Total Cost* | 2004/2000 ratio (adjusted ratio) | Excess Cost* | P Value** |
---|---|---|---|---|---|---|---|---|
Stable | ||||||||
Normal/Normal | 3772 | 75.6 | 2000 | 62, 218 | 1.02 (reference = 1) | 1, 543 | 0.594 | |
2004 | 63, 761 | |||||||
NPDR/NPDR | 208 | 4.2 | 2000 | 75, 506 | 1.38 (1.35) | 29, 316 | 0.086 | |
2004 | 104, 822 | |||||||
PDR/PDR | 136 | 2.7 | 2000 | 117, 630 | 1.55 (1.50) | 64, 123 | 0.036 | |
2004 | 181, 753 | |||||||
Progressive | ||||||||
Normal/NPDR or PDR | 815 | 16.4 | 2000 | 50, 712 | 2.12 (2.07) | 57, 020 | <0.001 | |
2004 | 107, 732 | |||||||
NPDR/PDR | 57 | 1.1 | 2000 | 88, 182 | 2.28 (2.22) | 112, 779 | 0.042 | |
2004 | 200, 961 |