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Table 2 Effect of the THERAD intervention vs control on primary and secondary outcomes: change from baseline to 2, 6 and 12 months (using linear mixed models in modified intention-to-treat population for continuous outcomes, and logistic mixed models in intention-to-treat population for binary outcomes)

From: Impact of an educational programme on Alzheimer’s disease patients’ quality of life: results of the randomized controlled trial THERAD

 

Estimated change from baseline

meana or ORb (95%CI)

Estimated differences in change from baseline

mean or ORb (95%CI)

p value

Estimated change from baseline

meana or ORb (95%CI)

Estimated differences in change from baseline

mean or ORb (95%CI)

p value

Estimated change from baseline

meana or ORb (95%CI)

Estimated differences in change from baseline

mean or ORb (95%CI)

p value

Outcome

Intervention

Control

Intervention vs Control

Intervention

Control

Intervention vs Control

Intervention

Control

Intervention vs Control

 

M2–M0

M6–M0

M12–M0

QOL patient by caregiver

0.77 [− 0.13 to 1.66]

0.09 [− 0.83 to 1.00]

0.68 [− 0.60 to 1.96]

p = 0.2970

0.15 [− 0.65 to 0.94]

− 0.18 [− 0.98 to 0.62]

0.33 [− 0.80 to 1.46]

p = 0.5651

− 0.78 [− 1.93 to 0.38]

− 0.59 [− 1.78 to 0.61]

− 0.19 [− 1.85 to 1.47]

p = 0.8198

QOL patient by patient

0.72 [− 0.44 to 1.88]

− 0.98 [− 2.19 to 0.24]

1.70 [0.01 to 3.38]

p = 0.0483

0.96 [0.00 to 1.91]

− 0.78 [− 1.80 to 0.23]

1.74 [0.34 to 3.15]

p = 0.0154

1.32 [0.07 to 2.56]

− 0.50 [− 1.89 to 0.89]

1.82 [− 0.06 to 3.69]

p = 0.0575

NPI f*g

− 2.52 [− 6.32 to 1.29]

0.26 [− 3.51 to 4.03]

− 2.77 [− 8.13 to 2.59]

p = 0.3090

− 2.64 [− 5.90 to 0.61]

1.09 [− 2.18 to 4.35]

− 3.73 [− 8.34 to 0.89]

p = 0.1126

− 2.83 [− 6.89 to 1.23]

2.33 [− 1.94 to 6.60]

− 5.16 [− 11.05 to 0.73]

p = 0.0859

ADL

− 0.09 [− 0.20 to 0.02]

− 0.15 [− 0.25 to − 0.04]

0.06 [− 0.09 to 0.21]

p = 0.4519

− 0.23 [− 0.32 to − 0.13]

− 0.24 [− 0.33 to − 0.15]

0.02 [− 0.12 to 0.15]

p = 0.8150

− 0.43 [− 0.59 to − 0.27]

− 0.38 [− 0.54 to − 0.23]

− 0.05 [− 0.27 to 0.18]

p = 0.6855

IADL (≥ 4 vs < 4 incapacities)

1.60 [1.10 to 2.31]

1.46 [1.04 to 2.06]

1.09 [0.69 to 1.72]

p = 0.7096

4.07 [1.34 to 12.31]

3.14 [1.13 to 8.69]

1.30 [0.33 to 5.11]

p = 0.7096

16.53 [1.80 to 151.63]

9.83 [1.28 to 75.52]

1.68 [0.11 to 26.12]

p = 0.7096

MMSE

− 0.38 [− 0.95 to 0.19]

− 0.76 [− 1.32 to − 0.19]

0.38 [− 0.43 to 1.18]

p = 0.3560

− 1.08 [− 1.63 to − 0.52]

− 1.07 [− 1.61 to − 0.53]

− 0.01 [− 0.79 to 0.77]

p = 0.9825

− 2.12 [− 2.92 to − 1.32]

− 1.53 [− 2.31 to − 0.76]

− 0.59 [− 1.71 to 0.53]

p = 0.3007

One leg balance (abnormal vs normal)

1.00 [0.87 to 1.14]

1.08 [0.93 to 1.25]

0.92 [0.76 to 1.13]

p = 0.4282

0.99 [0.65 to 1.50]

1.26 [0.82 to 1.94]

0.79 [0.43 to 1.43]

p = 0.4282

0.98 [0.42 to 2.25]

1.58 [0.67 to 3.76]

0.62 [0.19 to 2.04]

p = 0.4282

Zarit

− 2.38 [− 4.50 to − 0.25]

− 0.14 [− 2.24 to 1.96]

− 2.24 [− 5.23 to 0.75]

p = 0.1411

− 1.19 [− 3.18 to 0.80]

0.35 [− 1.62 to 2.31]

− 1.54 [− 4.33 to 1.26]

p = 0.2786

0.58 [− 2.30 to 3.46]

1.07 [− 1.79 to 3.92]

− 0.49 [− 4.54 to 3.57]

p = 0.8128

Mini-GDS (≥ 1 vs =0)

1.02 [0.86 to 1.22]

0.89 [0.74 to 1.06]

1.15 [0.89 to 1.48]

p = 0.2759

1.06 [0.63 to 1.80]

0.70 [0.41 to 1.19]

1.52 [0.71 to 3.22]

p = 0.2759

1.13 [0.39 to 3.26]

0.49 [0.17 to 1.43]

2.30 [0.51 to 10.39]

p = 0.2759

NHP

− 0.59 [− 14.48 to 13.30]

− 6.38 [− 20.02 to 7.27]

5.79 [− 13.68 to 25.26]

p = 0.5582

2.57 [− 11.03 to 16.17]

1.95 [− 11.34 to 15.23]

0.62 [− 18.39 to 19.64]

p = 0.9484

7.31 [− 12.99 to 27.60]

14.43 [− 5.37 to 34.23]

− 7.12 [− 35.48 to 21.23]

p = 0.6199

  1. aMean (95%CI): estimated with the mean values at baseline
  2. bOdds ratio (95%CI)