Table 1.

Characteristics of pediatric patients with subtrochanteric and supracondylar femur fractures treated with elastic stable intramedullary nails

Variable	Subtrochanteric	Supracondylar
Age (years)*	6.0 (5.0–8.8)	9.0 (7.0–10.0)
Sex (number of patients)
Male	26 (72%)	2 (25%)
Female	10 (28%)	6 (75%)
Weight (kg)*	24 (18–29)	30 (26–41)
Fractured limb (number of patients)
Left	16 (44%)	4 (50%)
Right	20 (56%)	4 (50%)
Fracture type (number of patients)
Transverse	8 (22%)	4 (50%)
Oblique/spiral	28 (78%)	4 (50%)
Fracture comminution (number of patients)
Grade I	2 (6%)	1 (12.5%)
Grade II	7 (19%)	3 (37.5%)
Grade III	6 (17%)	0 (0%)
Cause of injury (number of patients)
Fall	16 (44%)	4 (50%)
Motor vehicle accident	13 (36%)	1 (12.5%)
Sport	6 (17%)	3 (37.5%)
Other	1 (3%)	0 (0%)
Time of surgery (number of patients)
Day (≤ 5 pm)	25 (78%)	2 (40%)
Night (> 5 pm)	7 (22%)	3 (60%)
Nail size (in pairs, 1 missing) (number of patients)
2.5 mm	5 (14%)	0 (0%)
3.0 mm	16 (46%)	0 (0%)
3.5 mm	9 (26%)	6 (75%)
4.0 mm	5 (14%)	2 (25%)
Postoperative immobilization (number of patients)
None	12 (34%)	2 (25%)
Knee Immobilizer	21 (60%)	4 (50%)
Cast	2 (6%)	2 (25%)

* Values are expressed as median, with interquartile range in parentheses.