General situation | Guide plate group (n = 16) | Conventional group (n = 20) | Statistics | P value |
---|---|---|---|---|
Age, years | 4.38 ± 0.91 | 4.58 ± 0.98 | t = − 0.623 | 0.538 |
Gender, n (%) | * | 0.613 | ||
Male Female | 1 (6.25) 15 (93.75) | 3 (15.00) 17 (85.00) | ||
Side, n (%) | * | 0.731 | ||
Left Right | 11 (68.75) 5 (31.25) | 12 (60.00) 8 (40.00) | ||
Tönnis classification, n (%) | * | 0.650 | ||
II III IV | 4 (25.00) 10 (62.50) 2 (12.50) | 4 (20.00) 15 (75.00) 1 (5.00) | ||
Preoperative neck-shaft angle, ° | 146.49 ± 4.85 | 147.68 ± 4.04 | t = − 0.801 | 0.429 |
Preoperative anteversion angle, ° | 45.26 ± 4.25 | 46.97 ± 4.66 | t = − 1.132 | 0.266 |
Follow-up time, years | 2.51 ± 0.38 | 2.70 ± 0.40 | t = − 1.464 | 0.152 |