Variables | Total (n = 97) | Abnormal (n = 44) | Normal (n = 53) | P | Statistic |
---|---|---|---|---|---|
Age, Mean ± SD | 55.98 ± 11.79 | 59.91 ± 9.78 | 52.72 ± 12.39 | 0.002 | 1586.5 |
Gender, n (%) | 1 | 0 | |||
Male | 51 (52.58) | 23 (52.27) | 28 (52.83) | ||
Female | 46 (47.42) | 21 (47.73) | 25 (47.17) | ||
Height, Mean ± SD | 1.66 ± 0.08 | 1.67 ± 0.07 | 1.66 ± 0.09 | 0.766 | 1207.5 |
Weight, Mean ± SD | 68.41 ± 12.08 | 66.98 ± 10.06 | 69.59 ± 13.52 | 0.278 | -1.092 |
BMI, Mean ± SD | 24.58 ± 3.22 | 23.99 ± 2.77 | 25.07 ± 3.49 | 0.093 | -1.697 |
Number of Fused Levels, n (%) | 0.391 | Fisher | |||
1 | 54 (55.67) | 21 (47.73) | 33 (62.26) | ||
2 | 35 (36.08) | 20 (45.45) | 15 (28.3) | ||
3 | 5 (5.15) | 2 (4.55) | 3 (5.66) | ||
4 | 2 (2.06) | 1 (2.27) | 1 (1.89) | ||
5 | 1 (1.03) | 0 (0.00) | 1 (1.89) | ||
Surgical Time, Mean ± SD | 2.73 ± 0.77 | 2.89 ± 0.87 | 2.59 ± 0.66 | 0.068 | 1412.5 |
Blood Loss, Mean ± SD | 377.84 ± 276.60 | 419.32 ± 275.18 | 343.40 ± 275.62 | 0.033 | 1453 |
Hospital Stay, Mean ± SD | 7.53 ± 2.85 | 7.52 ± 2.92 | 7.53 ± 2.83 | 0.994 | 1167.5 |
LL, Mean ± SD | 49.01 ± 11.5 | 47.06 ± 12.77 | 50.63 ± 10.16 | 0.138 | -1.498 |
PT, Mean ± SD | 15.2 ± 7.4 | 15.02 ± 7 | 15.36 ± 7.78 | 0.82 | -0.228 |
PI, Mean ± SD | 50.23 ± 10.3 | 49.82 ± 10.28 | 50.58 ± 10.41 | 0.721 | -0.358 |
SS, Mean ± SD | 35.03 ± 8.15 | 34.80 ± 9.31 | 35.22 ± 7.13 | 0.81 | -0.241 |
PI-LL, Mean ± SD | 1.22 ± 10.21 | 2.76 ± 10.61 | -0.05 ± 9.79 | 0.182 | 1.344 |
PI-LL, n (%) | 0.719 | 0.129 | |||
> 10 | 28 (28.87) | 14 (31.82) | 14 (26.42) | ||
≤ 10 | 69 (71.13) | 30 (68.18) | 39 (73.58) | ||
Cobb, Mean ± SD | 27.87 ± 17.32 | 29.51 ± 21.63 | 26.52 ± 12.76 | 0.791 | 1203 |
RC, Mean ± SD | 16.90 ± 9.72 | 10.71 ± 7.98 | 22.04 ± 7.90 | < 0.001 | -6.991 |
PTA, Mean ± SD | 22.39 ± 13.18 | 22.94 ± 14.14 | 21.94 ± 12.44 | 0.948 | 1175.5 |
RC-PTA, Mean ± SD | -5.49 ± 12.29 | -12.23 ± 11.22 | 0.10 ± 10.21 | < 0.001 | 465 |