Table 5.

Correlations analyzed using two-tailed test

	p value
Time from trauma to surgery	0.940
Mental Score pre-op	0.780
Koval’s walking ability grade pre-op	0.321
Barthel Index pre-op	0.366
Charlson Comorbidity Index	0.109
Community-based rehabilitation (days)	0.446
Surgical time (min)	0.641
Hb at discharge	0.537
Hb preoperative	0.277
Hb day 1	0.716
Age (Y)	0.958