Table 2.
Outcome, mean (SD)a | Intervention | Analysisbc | ||||||
---|---|---|---|---|---|---|---|---|
MBI-p (n = 77) | Psychoeducation (n = 75) | Intention-to-treat | Per-protocol | |||||
Baseline | Termination | Baseline | Termination | Estimate/B (95% CI) | p-value | Estimate (95% CI) | p-value | |
Relapse (n, %) | N/A | 10 (13.0%) | N/A | 10 (13.3%) | 1.064 (0.410, 2.762) | 0.899 | 0.507 (0.160, 1.607) | 0.248 |
Relapse item score total | 5.34 (0.88) | 6.42 (2.94) | 5.25 (0.84) | 6.25 (3.09) | −0.054 (−1.030, 0.923) | 0.914 | −0.718 (−1.685, 0.249) | 0.144 |
PANSS P1-Delusion | 1.00 (0) | 1.30 (0.95) | 1.00 (0) | 1.23 (0.94) | −0.046 (−0.352, 0.259) | 0.765 | −0.244 (−0.554, 0.067) | 0.123 |
PANSS P2-Conceptual disorganization | 1.16 (0.54) | 1.38 (0.87) | 1.13 (0.50) | 1.36 (0.86) | 0.011 (−0.270, 0.293) | 0.937 | −0.074 (−0.387, 0.238) | 0.639 |
PANSS P3- Hallucination | 1.00 (0) | 1.14 (0.56) | 1.00 (0) | 1.21 (0.78) | 0.086 (−0.133, 0.304) | 0.440 | −0.093 (−0.279, 0.093) | 0.325 |
PANSS P6- Suspiciousness/ Persecution | 1.10 (0.45) | 1.31 (0.91) | 1.07 (0.41) | 1.15 (0.65) | −0.148 (−0.405, 0.109) | 0.256 | −0.276 (−0.578, 0.025) | 0.072 |
PANSS G9-Unusual thought content | 1.08 (0.39) | 1.29 (0.86) | 1.05 (0.32) | 1.31 (0.87) | 0.044 (−0.236, 0.324) | 0.755 | −0.031 (−0.330, 0.268) | 0.837 |
CGI | ||||||||
Severity of Illness | 1.01 (0.11) | 1.34 (0.95) | 1.03 (0.16) | 1.40 (1.17) | 0.073 (−0.275, 0.420) | 0.681 | −0.229 (−0.550, 0.092) | 0.160 |
Improvement Scale | 4 (0) | 4.17 (0.52) | 4 (0) | 4.21 (0.62) | 0.052 (−0.135, 0.238) | 0.586 | −0.097 (−0.280, 0.086) | 0.295 |
CGI Clinical Global Impression Scale, PANSS Positive and Negative Syndrome Scale, SD standard deviation, n number, N/A Not applicable.
aRaw mean calculated based on the indicated sample size.
bIntention-to-treat analysis includes every randomized participant (n = 152); per-protocol analysis includes participants who completed the entire intervention (n = 120).
cAge is included as a covariate in both binary logistic and linear regression.