Comparative study of intertrochanteric fracture fixation using proximal femoral nail with and without distal interlocking screws

Table 1 Distribution of participants according to groups, gender and fracture pattern according Arbeitsgemeinschaft für Osteosynthesefragen/Orthopaedic Trauma Association classification

	Group-1 (with distal locking)	Group-2 (without distal locking)
Male	24	29
Female	46	41
Total patients	70	70
31-A1	32	28
31-A2	38	42

Table 2 Comparison of operative time and IITV radiation time amongst both groups

	Group-1	Group-2	P value
Average operative time	42 min	28 min	< 0.001
Average IITV radiation time	59 s	45 s	< 0.001

Table 3 Incidence of proximal lock related complications

	Group-1 (n = 70)		Group-2 (n = 70)
	31A1 (n = 32)	31A2 (n = 38)	31A1 (n = 28)	31A1 (n = 42)
Proximal screw backout	01	08	00	04
Proximal screw breakage	00	01	00	00
Proximal screw cut out	00	02	00	00
Z effect	00	03	00	00