Table 2.
Moderator and additive models: SBP response to Tai Ji Quan (k = 31)a.
| Moderator dimension/level | (95%CI) | β | p | ∆ SBP (mmHg, 95%CI) |
|---|---|---|---|---|
| Publishing language | ||||
| Published in Chinese (k = 13) | –1.11 (–1.39 to –0.83) | –0.391 | 0.005 | –16.7 (–20.9 to –12.5) |
| Published in English (k = 18) | –0.56 (–0.79 to –0.32) | –8.4 (–11.9 to –4.8) | ||
| Baseline SBP of sample (mmHg) | –0.258 | 0.045 | ||
| Normal: 113 ± 5 (k = 5) | –0.55 (–0.88 to –0.22) | –8.3 (–13.2 to –3.3) | ||
| Prehypertension: 130 ± 6 (k = 10) | –0.75 (–0.94 to –0.55) | –11.3 (–14.1 to –8.3) | ||
| Hypertension: 148 ± 9 (k = 16) | –0.96 (–1.18 to –0.75) | –14.4 (–17.7 to –11.3) | ||
| Publication bias (SE of the SBP response to Tai Ji Quan) | –0.329 | 0.017 | ||
| Additive regression model: (1) among samples with hypertension and (2) controlling for publication bias | ||||
| Published in Chinese | –1.24 (–1.54 to –0.94) | –18.6 (–23.1 to –14.1) | ||
| Published in English | –0.69 (–0.96 to –0.41) | –10.4 (–14.4 to –6.2) |
Note: Baseline SBP is presented as mean ± SD.
Abbreviations: ∆ = change; β = standardized coefficient represents unique variance explained by moderator; CI = confidence interval; = standardized estimate; SBP = systolic blood pressure; SE = standard error.
a
Multiple R2 (variance explained by model, adjusted for number of moderators) = 45.3%.