Table 3 Comparison of the length of limb shortening and neck dry angle between the two groups of patients before and after the operation (n = 24)
Groups | Indicators | Before the operation (−x ± s) | After the operation (−x ± s) | Sum | F | P |
|---|---|---|---|---|---|---|
Operation group (n = 11) | Length of limb shortening neck dry angle | 2.54 ± 0.74 101.8 ± 7.74 | 1.23 ± 0.50 122.0 ± 5.04 | 1.88 ± 0.91 111.9 ± 12.14 | 23.425 52.486 | 0.000 0.000 |
Non-operation group (n = 13) | Length of limb shortening neck dry angle | 2.15 ± 0.72 105.9 ± 8.05 | 2.15 ± 0.72 105.9 ± 8.05 | 2.15 ± 0.70 105.8 ± 7.89 | 0.000 0.000 | 1.000 1.000 |
Sum (n = 24) | Length of limb shortening neck dry angle | 2.33 ± 0.74 104.0 ± 8.01 | 1.73 ± 0.77 113.3 ± 10.60 | 73.674 114.662 | 0.000 0.000 | |
t | Length of limb shortening neck dry angle | 1.303 1.243 | 3.564 5.981 | 0.967 4.428 | F = 7374 F = 114.662 | |
P | Length of limb shortening neck dry angle | 0.206 0.227 | 0.002 0.000 | 0.336 0.047 | P = 0.000 P = 0.000 | |