. Author manuscript; available in PMC: 2011 Nov 22.

Published in final edited form as: J Vasc Surg. 2010 Jul 3;52(3):624–631. doi: 10.1016/j.jvs.2010.03.066

Table 4.

Adjusted Associations of Leg Strength with All-Cause Mortality among Female Participants with Peripheral Arterial Disease (N=164)^*

Strength Measure	Number of Female Participants	Number of Deaths	Hazard Ratio (95% Confidence Interval)	Trend P Value
Hip Extension
1st quartile	39	9	0.87 (0.30–2.52)	.597
2^nd quartile	41	14	1.68 (0.63–4.48)
3^rd quartile	41	11	1.97 (0.67–5.82)
4^th quartile	41	8	1.00 (reference)
Hip Flexion
1^st quartile	39	11	0.63 (0.23–1.77)	.515
2^nd quartile	41	13	1.41 (0.54–3.67)
3^rd quartile	41	10	0.88 (0.34–2.28)
4^th quartile	41	9	1.00 (reference)
Knee Extension
1^st quartile	34	11	0.81 (0.28–2.30)	.195
2^nd quartile	36	6	0.33 (0.09–1.20)
3^rd quartile	36	13	1.79(0.62–5.19)
4^th quartile	35	7	1.00 (reference)
Knee Flexion
1^st quartile	34	9	1.12 (0.37–3.40)	.740
2^nd quartile	36	9	0.67 (0.23–1.98)
3^rd quartile	36	12	1.59 (0.57–4.40)
4^th quartile	36	7	1.00 (reference)

Analyses adjust for age, race, body mass index, comorbidities (diabetes, angina, myocardial infarction, heart failure, pulmonary disease, cancer), ankle brachial index, and number of blocks walked during the prior week.