Table 2.

Odds ratios for in-hospital mortality and 30-day mortality

	In-hospital mortality OR (95% CI)	30-day mortality OR (95% CI)
Time to operation, per 24 h	1.32 (1.25–1.39)	1.24 (1.19–1.30)
Age, per 5 years	1.43 (1.38–1.48)	1.46 (1.49–1.42)
Sex, male vs.female	2.23 (2.00–2.47)	2.26 (2.09–2.43)
ASA, per score increment	2.28 (2.13–2.45)	2.32 (2.21–2.44)
Length of stay, per day	0.91 (0.90–0.92)	0.88 (0.87–0.89)
Type of fracture, per type increment	1.25 (1.16–1.35)	1.31 (1.24–1.39)

Types of fracture: type 1, femoral neck fracture; type 2, pertrochanteric fracture; type 3, subtrochanteric fracture. We have included ASA score 1–5.