Table 1 Basic demographics, injury, and outcome characteristics of included sample of populations in this study

Number of patients

788

Age (years, mean ± SD)

76.05 ± 10.01(range: 60–111)

 60–69

264 (33.5%)

 70–79

183 (23.2%)

 ≥ 80

341 (43.3%)

Sex

 Male

376 (47.7%)

 Female

412 (52.3%)

Laterality

 Left

379 (48.1%)

 Right

409 (51.9%)

Comorbidities

 0–1

326 (41.4%)

 ≥ 2

462 (58.6%)

ASA Score

 1–2

565 (71.7%)

 3–4

223 (28.3%)

Concomitant fractures

 Distal radius

62 (7.9%)

 Humerus

34 (4.3%)

 Other

21 (2.7%)

 Total

117 (14.8%)

Previous hip fracture

74 (9.4%)

Time from fracture to surgery (days, mean ± SD)

3.80 ± 3.30 (range: 0–27)

Time from surgery to discharge (days, mean ± SD)

2.8 ± 2.68 (range: 2–11)

Mortality

 In-hospital

6 (0.8%)

 One-month

45 (5.7%)

 12-months

159 (20.2%)

 Total

261 (33.1%)