TABLE IV.

Two-Year Mortality During the Study Period^*

Variable	No. of Patients (N = 183)	Mortality Rate	Hazard Ratio (95% CI)	P Value
Group
Consenter	120 (66%)	7% (8 of 120)	—
Non-consenter	63 (34%)	33% (21 of 63)	4.6 (1.9-11.1)	0.001
Age (80-97 yr)	183	NA	1.1 (1.0-1.2)	0.02
Sex
Female	142 (78%)	13% (18 of 142)	—
Male	41 (22%)	27% (11 of 41)	3.1 (1.4-6.8)	0.01
ASA score (no. of patients)
1-2	72 (39%)	10% (7 of 72)	—
3-4	111 (61%)	20% (22 of 111)	1.7 (0.7-4.1)	0.3
Surgical treatment
Total hip arthroplasty	61 (33%)	3% (2 of 61)	—
Hemiarthroplasty	118 (65%)	21% (25 of 118)	2.9 (0.6-13.3)	0.2
Internal fixation	4 (2%)	50% (2 of 4)	10.3 (1.3-79.3)	0.03

^*Hazard ratios showing the effects of the group and other variables in the multivariate analysis, according to Cox proportional hazard modeling.