Table 4

ADL and QOL in Patients Alive at 1 Year After Revascularization

At 1 YearAt 3 MonthsAt RegistrationBefore CLI Onset
Prevalence of ambulatory patients32.5%31.7%27.4%43.5%
 Difference (vs. at 1 yr)(Ref)−0.7% (−3.8 to 3.1%)−5.1% (−11.9 to 0.1%)11.0% (5.8 to 17.6%)
Independence in ADL (Katz index)2.3 ± 2.42.3 ± 2.32.2 ± 2.32.8 ± 2.5
 Difference (vs. at 1 yr)(Ref)0.0 (−0.1 to 0.2)−0.1 (−0.4 to 0.1)0.5 (0.2 to 0.8)
Life space (assessed by LSA)18 ± 2519 ± 2617 ± 2327 ± 31
 Difference (vs. at 1 yr)(Ref)1 (−2 to 2)−1 (−5 to 2)9 (6 to 13)
EQ-5D utility score0.434 ± 0.3090.446 ± 0.3030.316 ± 0.272N/A
 Difference (vs. at 1 yr)(Ref)0.012 (−0.017 to 0.052)−0.118 (−0.164 to −0.076)
EQ VAS55 ± 2551 ± 2341 ± 23N/A
 Difference (vs. at 1 yr)(Ref)−4 (−6 to 0)−14 (−18 to −9)

Values are %, weighted mean ± SD, %, or difference (95% confidence interval), in the matched cases of the revascularization group who were alive for 1 year after registration.

Abbreviations as in Tables 1 and 2.

  • p < 0.05 vs. at 1 year.