Table 1 Evaluation items at admission

1.

Gender

Male

2.

Age

85 years or above

3.

Fracture type

Femoral neck fracture

4.

Anemia

Hemoglobin 12 g/dl or lower for men, 11 g/dl or lower for women

5.

Liver function

GOT 40 1U/I or above, GPT 35 IU/I or above

6.

Renal function

BUN 20 mg/dl or above

7.

Electrolyte abnormality

Positive

8.

Urinary glucose

Positive

9.

Inflammation status

CRP 0.5 mg/dl or above

10.

Lung function

Abnormal chest X-ray and with a medical diagnose

11.

Heart function

Abnormal ECG (arrhythmia, ischemic changes, etc.)

12.

Chronic systemic disease^a

Presence or absence of diabetes, congestive heart failure, ischemic heart disease, etc.

13.

Dementia

Present

14.

Walking ability before injury

Can walk unaided or aided by cane