Age, mean (S.D.), years
|
79.1 (7.1)
|
79.2 (7.0)
|
79.0 (7.2)
|
0.3331
|
Gender, n (%)
| | | |
0.6212
|
Male
|
875 (20.9)
|
444 (21.2)
|
431 (20.6)
| |
Female
|
3309 (79.1)
|
1648 (78.8)
|
1661 (79.4)
| |
Location, n (%)
| | | |
0.8364
|
North
|
1326 (31.7)
|
655 (31.3)
|
671 (32.1)
| |
Middle
|
1314 (31.4)
|
661 (31.6)
|
653 (31.2)
| |
Southern
|
1380 (33.0)
|
689 (32.9)
|
691 (33.0)
| |
East
|
164 (3.9)
|
87 (4.2)
|
77 (3.7)
| |
Urbanization level, n (%)
| | | |
0.8062
|
Metropolitan areas
|
1296 (31.0)
|
639 (30.5)
|
657 (31.4)
| |
Satellite cities or towns
|
884 (21.1)
|
448 (21.4)
|
436 (20.8)
| |
Rural areas
|
2004 (47.9)
|
1005 (48.1)
|
999 (47.6)
| |
Charlson comorbidity index, n (%)
| | | |
0.0716
|
0
|
899 (21.5)
|
419 (20.0)
|
480 (22.9)
| |
1
|
1034 (24.7)
|
526 (25.1)
|
508 (24.3)
| |
≥ 2
|
2251 (53.8)
|
1147 (54.8)
|
1104 (52.8)
| |
Comorbidity, n (%)
|
Diabetes
|
1319 (31.5)
|
672 (32.1)
|
647 (30.9)
|
0.4055
|
Hypertension
|
2486 (59.4)
|
1249 (59.7)
|
1237 (59.1)
|
0.7056
|
Cerebrovascular disease
|
1111 (26.6)
|
565 (27.0)
|
546 (26.1)
|
0.506
|
Heart disease
|
1042 (24.9)
|
531 (25.4)
|
511 (24.4)
|
0.4746
|
Cancer
|
86 (2.1)
|
45 (2.2)
|
41 (2.0)
|
0.663
|
Chronic liver disease
|
261 (6.2)
|
147 (7.0)
|
114 (5.5)
|
0.0349
|
Chronic obstructive pulmonary disease
|
792 (18.9)
|
398 (19.0)
|
394 (18.8)
|
0.8746
|
Chronic kidney disease
|
370 (8.8)
|
188 (9.0)
|
182 (8.7)
|
0.7439
|
Hyperlipidemia
|
581 (13.9)
|
301 (14.4)
|
280 (13.4)
|
0.3478
|
Type of hip fracture, n (%)
| | | |
0.0005
|
Neck (ICD9: 820.00, 820.01, 820.03, 820.8)
|
1964 (50.2)
|
975 (49.0)
|
989 (51.6)
| |
Cervical (ICD9: 820.0, 820.02, 820.09)
|
417 (10.7)
|
186 (9.3)
|
231 (12.0)
| |
Trochanteric (ICD9: 820.2, 820.20, 820.21)
|
1529 (39.1)
|
831 (41.7)
|
698 (36.4)
| |
Type of operation, n (%)
| | | |
0.0078
|
Open reduction with internal fixation (ICD 9: 79.35
|
1230 (60.5)
|
608 (60.0)
|
622 (61.0)
| |
Open reduction without internal fixation (ICD9: 79.25)
|
8 (0.4)
|
4 (0.4)
|
4 (0.4)
| |
Closed reduction with internal fixation (ICD 9: 79.15)
|
101 (5.0)
|
67 (6.6)
|
34 (3.3)
| |
Partial hip replacement (ICD-9: 81.52)
|
694 (34.1)
|
334 (33.0)
|
360 (35.3)
| |
Type of treatment, n (%)
| | | |
0.8286
|
Not operated
|
2151 (51.4)
|
1079 (51.6)
|
1072 (51.2)
| |
Operated
|
2033 (48.6)
|
1013 (48.4)
|
1020 (48.8)
| |
Prescribed by medical specialty, n (%)
| | | |
0.6085
|
Orthopedics
|
2634 (63.0)
|
1309 (62.6)
|
1325 (63.3)
| |
Non-Orthopedics
|
1550 (37.1)
|
783 (37.4)
|
767 (36.7)
| |