Table 1 Baseline characteristics of hip fracture subjects stratified by hemodialysis groups

Age (years), mean ± SD

74.90 ± 7.04

74.88 ± 7.05

0.912

Gender

Female

1700

(63.4 %)

1700

(63.4 %)

0.999

Male

980

(36.6 %)

980

(36.6 %)

Fracture type

Cervical

1521

(56.8 %)

1521

(56.8 %)

0.999

Trochanteric

1159

(43.2 %)

1159

(43.2 %)

Operation type

Fixation

1429

(53.3 %)

1429

(53.3 %)

0.999

Hemiarthroplasty

1251

(46.7 %)

1251

(46.7 %)

Hypertension

No

651

(24.3 %)

651

(24.3 %)

0.999

Yes

2029

(75.7 %)

2029

(75.7 %)

Diabetes mellitus

No

1536

(57.3 %)

1536

(57.3 %)

0.999

Yes

1144

(42.7 %)

1144

(42.7 %)

Chronic heart disease^a

No

1665

(62.1 %)

1665

(62.1 %)

0.999

Yes

1015

(37.9 %)

1015

(37.9 %)

Chronic pulmonary disease

No

2254

(84.1 %)

2254

(84.1 %)

0.999

Yes

426

(15.9 %)

426

(15.9 %)

Cerebrovascular

No

1506

(56.2 %)

1999

(74.6 %)

<0.001

Yes

1174

(43.8 %)

681

(25.4 %)

Chronic liver disease

No

2437

(90.9 %)

2412

(90.0 %)

0.264

Yes

243

(9.1 %)

268

(10.0 %)

Cancer

No

2383

(88.9 %)

2387

(89.1 %)

0.896

Yes

297

(11.1 %)

293

(10.9 %)