Parameters | PLF group (n = 77) | CF group (n = 76) | P |
---|---|---|---|
Operative time (min) | |||
One level (PLF = 46, CF = 42) | 118.8 ± 13.0 | 150.8 ± 13.4 | < 0.001 |
Two level (PLF = 27, CF = 33) | 149.3 ± 15.4 | 174.5 ± 17.6 | < 0.001 |
Three level (PLF = 4, CF = 1) | 180.0 ± 8.2 | 200 | < 0.001 |
Total level | 132.7 ± 22.7 | 161.8 ± 19.7 | < 0.001 |
Blood loss (ml) | |||
One level (PLF = 46, CF = 42) | 122.3 ± 19.9 | 169.4 ± 24.6 | < 0.001 |
Two level (PLF = 27, CF = 33) | 162.0 ± 20.9 | 217.9 ± 34.1 | < 0.001 |
Three level (PLF = 4, CF = 1) | 198.8 ± 31.2 | 250 | < 0.001 |
Total level | 140.2 ± 31.1 | 191.5 ± 38.1 | < 0.001 |