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Table 3 Multivariate hazard ratios and 95% CIs for covariates by phases of the observation period in Decline functional status strata ( n = 269)

From: Effect of in-home and community-based services on the functional status of elderly in the long-term care insurance system in Japan

Models 6-months 12-months 18-months 24-months 36-months
Hazard ratio 95% CI p-value Hazard ratio 95% CI p-value Hazard ratio 95% CI p-value Hazard ratio 95% CI p-value Hazard ratio 95% CI p-value
Age 1.00 0.97 - 1.04 0.895 1.01 0.98 - 1.04 0.673 1.00 0.97 - 1.02 0.854 1.00 0.98 - 1.02 0.880 1.00 0.98 - 1.03 0.791
Gender
Male 1.00    1.00    1.00    1.00    1.00   
Female 0.93 0.53 - 1.64 0.800 0.95 0.60 - 1.49 0.820 1.05 0.70 - 1.57 0.808 1.12 0.76 - 1.66 0.560 1.01 0.70 - 1.45 0.963
Income level 0.99 0.73 - 1.34 0.933 0.86 0.68 - 1.10 0.228 0.91 0.73 -1.12 0.364 0.92 0.75 - 11.3 0.417 0.88 0.72 - 1.07 0.201
Length of stay in LTCI system 0.95 0.93 - 0.97 <.0001 0.97 0.95 - 0.98 <.0001 0.96 0.95 - 0.98 <.0001 0.96 0.95 - 0.98 <.0001 0.96 0.95 - 0.97 <.0001
Utilization Rate of Benefits 0.91 0.20 - 4.08 0.898 1.04 0.35 - 3.10 0.946 1.04 0.40 - 2.73 0.930 1.24 0.49 - 3.10 0.650 1.30 0.54 - 3.14 0.562
Number of LTC Services
1 service 1.00    1.00    1.00    1.00    1.00   
2 + services 1.39 0.63 - 3.08 0.419 1.17 0.61 - 2.25 0.643 1.25 0.71 - 2.20 0.440 1.15 0.67 - 2.00 0.610 1.13 0.67 - 1.91 0.647
Type of LTC Services
Mixed 1.00    1.00    1.00    1.00    1.00   
commuting services 1.17 0.46 - 2.98 0.736 1.14 0.55 - 2.35 0.722 1.04 0.55 - 1.94 0.915 0.95 0.52 - 1.74 0.865 0.99 0.56 - 1.76 0.975
in-home services 0.71 0.27 - 1.92 0.505 1.00 0.48 - 2.08 0.994 0.98 0.51 - 1.89 0.957 0.91 0.48 - 1.70 0.761 1.00 0.55 - 1.83 0.993
Amount of LTC Services (days/month) 0.98 0.95 - 1.02 0.303 0.99 0.97 - 1.02 0.622 0.98 0.96 - 1.00 0.092 0.98 0.96 - 1.00 0.120 0.98 0.96 - 1.00 0.085
n / censored 269/214    269/180    269/150    269/140    269/123   
Likelihood ratio test <.0001    0.007    <.0001    <.0001    <.0001