Table 1.
Interaction effects for Intervention (HOME vs Standard Care) by characteristics of at-risk subgroups at 3 months*
| Interaction | |||||
|---|---|---|---|---|---|
| Dependent Variables | Treatment Effects | Estimate | 95%CI** | p | |
| Independence in ADLs | |||||
| NEADL scale | |||||
| Physical characteristics | |||||
| Comorbidities a | |||||
| Higher (score 6 to 9) | 0.023 | 0.304 | (−1.468, 2.077) | 0.736 | |
| Lower (score < 5) | − 0.281 | ||||
| Ability to walk b | |||||
| With Difficulty (score 5–6) | −1.115 | −1.816 | (−3.573, − 0.59) | 0.043 | |
| Without Difficulty (score 7) | 0.701 | ||||
| Psychological characteristics | |||||
| Cognitive status c | |||||
| Mildly impaired (3–4 errors) | 0.034 | 0.287 | (−2.353, 2.927) | 0.831 | |
| Unimpaired (0 to 2 errors) | −0.253 | ||||
| Social characteristics | |||||
| Living alone | |||||
| yes | −0.879 | −1.279 | (−3.030, 0.471) | 0.152 | |
| no | 0.400 | ||||
| Support from family | |||||
| no | 0.264 | 0.726 | (−1.020, 2.472) | 0.414 | |
| yes | −0.462 | ||||
| Participation in life roles | |||||
| Late life disability Index | |||||
| Frequency | |||||
| Physical characteristics | |||||
| Comorbidities | |||||
| Higher (score 6 to 9) | 0.359 | 1.126 | (−2.643, 4.896) | 0.557 | |
| Lower (score < 5) | −0.767 | ||||
| Ability to walk | |||||
| With Difficulty (score 5–6) | − 0.837 | −0.925 | (−4.617, 2.766) | 0.622 | |
| Without Difficulty (score 7) | 0,088 | ||||
| Psychological characteristics | |||||
| Cognitive status | |||||
| Mildly impaired (3–4 errors) | −2.961 | −2.989 | (−8.535, 2.557) | 0.290 | |
| Unimpaired (0 to 2 errors) | 0.028 | ||||
| Social characteristics | |||||
| Living alone | |||||
| yes | −0.469 | −0.228 | (−3.888, 3.433) | 0.903 | |
| no | −0.241 | ||||
| Support from family | |||||
| no | 0.698 | 1.77 | (−1.896, 5.437) | 0.343 | |
| yes | −1.072 | ||||
| Late life disability Index | |||||
| Limitation | |||||
| Physical characteristics | |||||
| Comorbidities | |||||
| Higher (score 6 to 9) | −0.742 | −0.997 | (−6.634, 4.640) | 0.728 | |
| Lower (score < 5) | 0.255 | ||||
| Ability to walk | |||||
| With Difficulty (score 5–6) | −1.348 | −3.25 | (−8.719, 2.218) | 0.243 | |
| Without Difficulty (score 7) | 1.902 | ||||
| Psychological characteristics | |||||
| Cognitive status | |||||
| Mildly impaired (3–4 errors) | −4.492 | −5.457 | (−13.524, 2.610) | 0.184 | |
| Unimpaired (0 to 2 errors) | 0.965 | ||||
| Social characteristics | |||||
| Living alone | |||||
| yes | −0.465 | −0.914 | (−6.281, 4.454) | 0.738 | |
| no | 0.449 | ||||
| Support from family | |||||
| no | 3.513 | 6.474 | (1.081, 11.866) | 0.019 | |
| yes | −2.962 | ||||
| Number of re-hospitalizations | |||||
| Unplanned | |||||
| Physical characteristics | |||||
| Comorbidities | |||||
| Higher (score 6 to 9) | 0,074 | −0.014 | (−0.314, 0.286) | 0.928 | |
| Lower (score < 5) | 0.088 | ||||
| Ability to walk | |||||
| With Difficulty (score 5–6) | 0.184 | 0.238 | (−0.073, 0.548) | 0.134 | |
| Without Difficulty (score 7) | −0,054 | ||||
| Psychological characteristics | |||||
| Cognitive status | |||||
| Mildly impaired (3–4 errors) | −0.548 | −0.692 | (−1.138, − 0.245) | 0.003 | |
| Unimpaired (0 to 2 errors) | 0.144 | ||||
| Social characteristics | |||||
| Living alone | |||||
| yes | 0.037 | −0.036 | (−0.334, 0.261) | 0.810 | |
| no | 0.073 | ||||
| Support from family | |||||
| no | 0.01 | −0.068 | (−0.368, 0.231) | 0.653 | |
| yes | 0.078 | ||||
| Number of ED visits | |||||
| Physical characteristics | |||||
| Comorbidities | |||||
| Higher (score 6 to 9) | 0.017 | −0.129 | (−0.452, 0.194) | 0.432 | |
| Lower (score < 5) | 0.146 | ||||
| Ability to walk | |||||
| With Difficulty (score 5–6) | 0.128 | 0.187 | (−0.146, 0.521) | 0.270 | |
| Without Difficulty (score 7) | −0.059 | ||||
| Psychological characteristics | |||||
| Cognitive status | |||||
| Mildly impaired (3–4 errors) | −0.447 | −0.564 | (−1.041, − 0.087) | 0.021 | |
| Unimpaired (0 to 2 errors) | 0.117 | ||||
| Social characteristics | |||||
| Living alone | |||||
| yes | −0.011 | −0.093 | (−0.415, 0.230) | 0.572 | |
| no | 0.082 | ||||
| Support from family | |||||
| no | 0.03 | 0.012 | (−0.310, 0.333) | 0.942 | |
| yes | 0.018 | ||||
*Linear regression models (ANCOVA for independence in ADL and participation in life roles)
**CI: confidence interval
aAge-adjusted Charlson Comorbidity Index
bFunctional Independence Measure score (locomotion item)
cShort Portable Mental Status Questionnaire