Table 3.
Mean efficacy for epiphysiodesis of the distal femur, proximal tibia, and overall as calculated using the patient’s bone age versus chronological age and two variations of the multiplier tables [20]
| Location | Mean efficacy (%) | Standard deviation | |
|---|---|---|---|
| Calculations based on bone age and year + month multipliers [21] | Distal femur | 102 | 22 |
| Proximal tibia | 119 | 52 | |
| Overall | 112 | 42 | |
| Calculations based on chronological age and year + month multipliers [21] | Distal femur | 109 | 27 |
| Proximal tibia | 110 | 78 | |
| Overall | 110 | 62 | |
| Calculations based on chronological age and yearly multiplier [20] | Distal femur | 97 | 46 |
| Proximal tibia | 108 | 66 | |
| Overall | 103 | 57 |