A retrospective analysis of the InterTan nail and proximal femoral nail anti-rotation in the treatment of intertrochanteric fractures in elderly patients with osteoporosis: a minimum follow-up of 3 years

Table 3 Operation variables

Variable	IT^a (n = 144)	PFNA^b (n = 139)	P value
Reduction results, no.			0.552*^c
Anatomical	82	84
Acceptable	62	55
Poor	0	0
Implant position, no.			0.948*^c
Optimal	101	97
Suboptimal	43	42
TAD, mm	19.9 ± 1.25	20.2 ± 1.36	0.144*^d
Length of stay (days)	11.9 ± 1.62	11.67 ± 1.88	0.21*^d
Operation time (min)	67.2 ± 3.98	68.9 ± 4.27	0.848*^d
Blood loss (ml)	180.7 ± 23.03	185.1 ± 18.96	0.078*^d

TAD tip-apex distance, IT InterTAN nail, PFNA proximal femoral nail anti-rotation
*No statistically significant values
^aSmith & Nephew, Memphis, Tennessee
^bSynthes, Solothurn, Switzerland
^cAnalyzed using the Mann-Whitney test
^dAnalyzed using independent samples t-test

ISSN: 1749-799X