Table 4.
Pairwise meta-analysis of reduction of ADAS-cog.
| Comparison | Number | WMD (95% CI) | I 2 | p | |
|---|---|---|---|---|---|
| EA + CM | CM | 1 | 4.32 (1.55, 7.09)∗ | — | — |
| MA + CM | CM | 3 | 2.46 (1.12, 3.80)∗ | 67.0% | 0.049 |
| SA + CM | CM | 2 | 4.43 (–0.06, 8.92) | 76.7% | 0.038 |
| MA | CM | 3 | 3.11 (1.74, 4.47)∗ | 31.7% | 0.231 |
| SA | CM | 1 | 2.00 (–0.30, 4.30) | — | — |
| SA + CM | SA | 1 | 4.50 (2.18, 6.82)∗ | — | — |
Notes. ∗ Significant difference, MA: manual acupuncture, EA: electroacupuncture, SA: scalp acupuncture, CM: conventional medicine, and ADAS-cog: the Alzheimer's Disease Assessment Scale-Cognitive.