Skip to main content

Table 3 Mixed-effects models on outcome measures by group, time, and group by time interaction

From: Effects of a caregiver-inclusive assistive technology intervention: a randomized controlled trial

Construct (range) Group Baseline, Mean (95% CI) 6 Weeks, Mean (95% CI) 22 Weeks, Mean (95% CI) 58 Weeks, Mean (95% CI) Group, F (P) Group × Time, F (P) Time, F (P)
AT user primary outcome
 SMAF ADL & Mobility (−39 - 0) E −8.8 -(10.3-7.3) −8.6 -(10.1-7.1) −9.0 -(10.5-7.5) −10.5 -(12.0-9.0) 1.90 (.171) 1.81 (.146) 4.19 (.007)
C −8.1 -(9.6-6.7) −7.9 -(9.4-6.5) −7.2 -(8.7-5.7) −8.4 -(9.9-6.9)
Secondary outcomes
 SMAF IADL (−24 - 0) E −11.6 -(12.9-10.3) −11.7 -(13.0-10.4) −12.2 -(13.6-10.9) −12.8 -(14.1-11.4) .054 (.817) 4.66 (.004) .140 (.936)
C −12.2 -(13.4-10.9) −12.5 -(13.8-11.2) −11.8 -(13.1-10.5) −11.1 -(12.4-9.7)
 SR-FIMU (13-91) E 74.4 (70.5-78.2) 72.3 (68.5-76.2) 72.5 (68.7-76.4) 71.7 (67.8-75.6) 1.77 (.187) 1.86 (.137) .830 (.479)
C 75.2 (71.5-78.9) 75.8 (72.0-79.6) 77.5 (73.6-81.3) 75.7 (71.8-79.6)
 SR-FIMCG (13-91) E 71.3 (67.5-75.2) 70.2 (66.3-74.1) 70.7 (66.8-74.6) 69.7 (65.7-73.7) 1.47 (.229) 1.39 (.246) 1.05 (.373)
C 72.1 (68.3-75.9) 74.2 (70.4-78.1) 75.1 (71.2-79.0) 72.6 (68.6-76.6)
 RNLI (0-110) E 75.1 (69.5-80.7) 78.4 (72.7-84.2) 76.3 (70.5-82.2) 76.1 (70.2-82.1) 1.35 (.249) 1.98 (.118) 2.81 (.040)
C 67.5 (61.9-73.0) 71.9 (66.0-77.7) 77.7 (71.8-83.5) 73.7 (67.7-79.8)
Caregiver primary outcome
 CATOM 1-14 (14-70) E 46.9 (43.6-50.1) 48.8 (45.5-52.1) 50.5 (47.2-53.8) 50.0 (46.7-53.4) 2.69 (.105) .278 (.841) 7.12 (.001)
C 49.8 (46.6-53.0) 52.1 (48.8-55.3) 53.3 (50.0-56.6) 54.4 (51.1-57.8)
Secondary outcomes
 CATOM 15-18 (4-20) E 14.5 (13.2-15.7) 15.1 (13.8-16.4) 15.6 (14.2-16.9) 15.6 (14.3-17.0) 1.35 (.249) .275 (.844) 4.48 (.004)
C 15.1 (13.8-16.3) 16.4 (15.1-17.7) 16.3 (14.9-17.6) 16.7 (15.3-18.0)
 CBI (0-56) E 20.5 (17.0-24.0) 20.3 (16.8-23.8) 19.6 (16.0-23.2) 20.3 (16.7-24.0) .894 (.347) .652 (.582) 1.38 (.250)
C 19.9 (16.4-23.3) 18.1 (14.6-21.6) 17.0 (13.4-20.6) 17.3 (13.6-20.9)
 EQ-5D descriptive items (5-15) E 6.6 (6.2-7.0) 6.9 (6.5-7.4) 6.8 (6.4-7.2) 6.9 (6.5-7.4) .873 (.353) .829 (.479) 1.25 (.293)
C 6.6 (6.2-7.0) 6.5 (6.1-6.9) 6.5 (6.1-6.9) 6.7 (6.3-7.1)
 EQ-5D perceived health (0-100) E 73.7 (69.0-78.3) 75.1 (70.3-79.8) 75.5 (70.7-80.3) 75.1 (70.1-80.0) 1.52 (.222) .514 (.673) .414 (.743)
C 78.9 (74.3-83.4) 77.3 (72.6-82.0) 79.8 (74.9-84.7) 76.5 (71.5-81.5)
  1. Abbreviations: ADL Activities of daily living, IADL Instrumental activities of daily living, CATOM Caregiver Assistive Technology Outcome Measurement, CBI Caregiver Burden Inventory, EQ-5D European Quality of Life index, RNLI Reintegration to Normal Living Index, SMAF Functional Autonomy Measurement System, SR-FIM U/CG Self-Reported Functional Independence Measure (user/caregiver)
  2. Bold numbers: significant time, group, or time X group interaction effects