24 May 2026 : Meta-Analysis
Utility of Acupuncture Therapy for Adult Chronic Daily Headache Prophylaxis: A Systematic Review and Meta-Analysis
Yuxi Nie ABCDEFG 1, Ruiyi Jing ABCDEFG 2, Ziyi Song DEF 1, Hong Zheng DEG 1*DOI: 10.12659/MSM.952359
Med Sci Monit 2026; 32:e952359
Table 3 Subgroup analysis of outcomes by treatment modality, chronic daily headache (CDH) subtype, and treatment duration.
| Outcome | Studies | Number of participants | Heterogeneity | Meta analysis | Subgroup differences | ||
|---|---|---|---|---|---|---|---|
| P value | I2 | Effect estimate (95%CI) | P value | ||||
| 7 | 398 | 0.42 | 1% | −0.32 [−0.52, −0.12] | 0.001 | 0.66 | |
| Acupuncture vs WCM | 2 | 163 | 0.89 | 0% | −0.23 [−0.54, 0.07] | 0.14 | |
| Acupuncture plus vs WCM | 1 | 34 | −0.22 [−0.89, 0.46] | 0.53 | |||
| Acupuncture vs placebo | 4 | 201 | 0.16 | 42% | −0.42 [−0.70, −0.13] | 0.004 | |
| 12 | 826 | 0.004 | 59% | −0.72 [−0.96, −0.48] | <0.00001 | 0.42 | |
| Acupuncture vs WCM | 5 | 244 | 0.45 | 0% | −0.75 [−1.01, −0.49] | <0.00001 | |
| Acupuncture plus vs WCM | 3 | 142 | 0.0001 | 89% | −0.71 [−1.06, −0.35] | <0.0001 | |
| Acupuncture vs placebo | 4 | 140 | 0.33 | 13% | −0.55 [−0.74, −0.35] | <0.00001 | |
| 17 | 1091 | <0.00001 | 89% | −0.63 [−1.01, −0.26] | 0.001 | 0.51 | |
| Acupuncture vs WCM | 3 | 185 | <0.00001 | 97% | −1.44 [−3.31, 0.43] | 0.13 | |
| Acupuncture plus vs WCM | 4 | 176 | 0.02 | 69% | −0.62 [−1.18, −0.06] | 0.03 | |
| Acupuncture vs placebo | 10 | 730 | <0.00001 | 84% | −0.42 [−0.80, −0.03] | 0.04 | |
| 9 | 525 | <0.00001 | 90% | −1.18 [−1.77, −0.58] | 0.0001 | 0.02 | |
| Acupuncture vs WCM | 4 | 182 | <0.00001 | 93% | −2.23 [−3.71, −0.75] | 0.003 | |
| Acupuncture plus vs WCM | 1 | 60 | −0.11 [−0.61, 0.40] | 0.67 | |||
| Acupuncture vs placebo | 4 | 283 | 0.36 | 6% | −0.52 [−0.77, −0.27] | <0.0001 | |
| 9 | 431 | 0.06 | 46% | −0.51 [−0.78, −0.24] | 0.0002 | 0.006 | |
| Acupuncture vs WCM | 3 | 187 | 0.99 | 0% | −0.74 [−1.04, −0.44] | <0.0001 | |
| Acupuncture plus vs WCM | 2 | 68 | 0.77 | 0% | 0.16 [−0.31, 0.64] | 0.50 | |
| Acupuncture vs placebo | 4 | 176 | 0.19 | 37% | −0.59 [−0.97, −0.20] | 0.003 | |
| 7 | 398 | 0.42 | 1% | −0.32 [−0.52, −0.12] | 0.001 | 0.16 | |
| CDH | 2 | 99 | 0.62 | 0% | −0.08 [−0.47, 0.32] | 0.69 | |
| CTTH | 5 | 299 | 0.43 | 0% | −0.41 [−0.64, −0.18] | 0.0006 | |
| 12 | 826 | 0.004 | 59% | −0.63 [−0.77, −0.49] | <0.00001 | 0.70 | |
| CM | 7 | 340 | 0.005 | 67% | −0.67 [−0.89, −0.44] | <0.00001 | |
| CTTH | 5 | 486 | 0.07 | 54% | −0.61 [−0.79, −0.42] | <0.00001 | |
| 17 | 1091 | <0.00001 | 89% | −0.35 [−0.47, −0.22] | <0.00001 | 0.18 | |
| CDH | 2 | 99 | 0.02 | 81% | −0.56 [−0.97, −0.15] | 0.0003 | |
| CM | 4 | 202 | 0.08 | 55% | −0.52 [−0.80, −0.24] | 0.0003 | |
| CTTH | 11 | 790 | <0.00001 | 92% | −0.27 [−0.42, −0.12] | 0.0003 | |
| 9 | 525 | <0.00001 | 90% | −0.74 [−0.92, −0.55] | 0.0001 | 0.10 | |
| CM | 4 | 196 | <0.00001 | 95% | −0.88 [−1.20, −0.56] | <0.00001 | |
| CTTH | 5 | 329 | 0.0003 | 81% | −0.67 [−0.90, −0.44] | <0.00001 | |
| 9 | 431 | 0.06 | 46% | −0.52 [−0.71, −0.32] | <0.00001 | 0.47 | |
| CDH | 1 | 34 | −0.83 [−1.54, −0.13] | 0.02 | |||
| CM | 4 | 204 | 0.19 | 37% | −0.57 [−0.86, −0.29] | <0.0001 | |
| CTTH | 4 | 193 | 0.04 | 65% | −0.40 [−0.69, −0.11] | 0.006 | |
| 7 | 398 | 0.42 | 1% | −0.32 [−0.52, −0.12] | 0.001 | 0.63 | |
| ≤1 month | 3 | 199 | 0.82 | 0% | −0.27 [−0.55, 0.01] | 0.05 | |
1 month | 4 | 199 | 0.14 | 45% | −0.37 [−0.65, −0.09] | 0.01 | | |
| 12 | 826 | 0.004 | 59% | −0.63 [−0.77, −0.49] | <0.00001 | 0.26 | |
| ≤1 month | 7 | 314 | 0.001 | 72% | −0.78 [−1.01, −0.54] | <0.00001 | |
1 month | 3 | 390 | 0.24 | 30% | −0.52 [−0.72, −0.32] | <0.00001 | | |
| >2 month | 2 | 122 | 0.87 | 0% | −0.64 [−1.01, −0.28] | 0.0006 | |
| 17 | 1091 | <0.00001 | 89% | −0.63 [−1.01, −0.26] | 0.001 | 0.07 | |
| ≤1 month | 9 | 473 | <0.00001 | 89% | −0.95 [−1.54, −0.35] | 0.002 | |
1 month | 8 | 618 | <0.00001 | 81% | −0.28 [−0.68, 0.12] | 0.17 | | |
| 9 | 525 | <0.00001 | 90% | −1.18 [−1.77, −0.58] | 0.0001 | 0.1 | |
| ≤1 month | 5 | 232 | <0.00001 | 93% | −1.85 [−3.08, −0.61] | 0.003 | |
1 month | 3 | 233 | 0.27 | 23% | −0.49 [−0.79, −0.19] | 0.002 | | |
| >2 month | 1 | 60 | −0.42 [−0.94, 0.09] | 0.1 | |||
| 9 | 431 | 0.06 | 46% | −0.51 [−0.78, −0.24] | 0.0002 | 0.35 | |
| ≤1 month | 5 | 267 | 0.30 | 18% | −0.61 [−0.88, −0.33] | <0.0001 | |
1 month | 3 | 102 | 0.07 | 63% | −0.17 [−0.82, 0.48] | 0.61 | | |
| >2 month | 1 | 62 | −0.76 [−1.28, −0.25] | 0.004 | |||
| 3 | 202 | 0.07 | 62% | −0.47 [−0.94, −0.00] | 0.05 | 0.50 | |
| Acupuncture vs WCM | 2 | 163 | 0.17 | 47% | −0.65 [−1.09, −0.22] | 0.003 | |
| Acupuncture vs placebo | 1 | 39 | 0.01 [−0.62, 0.64] | 0.98 | |||
| 8 | 595 | 0.04 | 52% | −0.70 [−0.96, −0.43] | <0.00001 | 0.001 | |
| Acupuncture vs WCM | 3 | 124 | 0.86 | 0% | −1.27 [−1.67, −0.88] | <0.00001 | |
| Acupuncture plus vs WCM | 3 | 142 | 0.62 | 0% | −0.38 [−0.71, −0.04] | 0.03 | |
| Acupuncture vs placebo | 2 | 329 | 0.81 | 0% | −0.54 [−0.76, −0.32] | <0.00001 | |
| 8 | 635 | <0.00001 | 94% | −1.10 [−1.85, −0.35] | 0.004 | 0.43 | |
| Acupuncture vs WCM | 2 | 125 | <0.00001 | 99% | −5.98 [−15.33, 3.37] | 0.21 | |
| Acupuncture plus vs WCM | 3 | 142 | 0.30 | 18% | −0.22 [−0.59, 0.15] | 0.24 | |
| Acupuncture vs placebo | 3 | 368 | 0.38 | 0% | −0.33 [−0.54, −0.13] | 0.002 | |
| 5 | 293 | <0.00001 | 94% | −1.83 [−3.02, −0.64] | 0.003 | <0.00001 | |
| Acupuncture vs WCM | 3 | 122 | 0.05 | 67% | −2.90 [−3.83, −1.96] | <0.00001 | |
| Acupuncture plus vs WCM | 1 | 111 | −0.39 [−0.76, −0.01] | 0.04 | |||
| Acupuncture vs placebo | 1 | 60 | −0.27 [−0.78, 0.23] | 0.29 | |||
| 6 | 305 | 0.003 | 72% | −0.60 [−1.05, −0.16] | 0.007 | 0.0003 | |
| Acupuncture vs WCM | 2 | 122 | 0.31 | 3% | −1.27 [−1.67, −0.87] | <0.0001 | |
| Acupuncture plus vs WCM | 3 | 144 | 1.00 | 0% | −0.23 [−0.56, 0.10] | 0.16 | |
| Acupuncture vs placebo | 1 | 39 | −0.33 [−0.96, 0.31] | 0.31 | |||
| 3 | 202 | 0.07 | 62% | −0.47 [−0.94, −0.00] | 0.05 | ||
| CTTH | 3 | 202 | 0.07 | 62% | −0.47 [−0.94, −0.00] | 0.05 | |
| 8 | 595 | 0.04 | 52% | −0.63 [−0.80, −0.47] | <0.00001 | 0.84 | |
| CM | 5 | 220 | 0.07 | 53% | −0.64 [−0.91, −0.36] | <0.00001 | |
| CTTH | 3 | 375 | 0.05 | 67% | −0.63 [−0.84, −0.42] | <0.00001 | |
| 8 | 635 | <0.00001 | 94% | −1.10 [−1.85, −0.35] | 0.004 | 0.01 | |
| CM | 3 | 142 | 0.30 | 18% | −0.22 [−0.59, 0.15] | 0.24 | |
| CTTH | 5 | 493 | <0.00001 | 96% | −1.90 [−3.09, −0.71] | 0.002 | |
| 5 | 293 | <0.00001 | 94% | −1.83 [−3.02, −0.64] | 0.003 | 0.47 | |
| CM | 3 | 136 | <0.00001 | 96% | −2.30 [−4.65, 0.04] | 0.05 | |
| CTTH | 2 | 157 | <0.00001 | 94% | −1.23 [−2.94, 0.48] | 0.16 | |
| 6 | 305 | 0.003 | 72% | −0.60 [−1.05, −0.16] | 0.007 | 0.04 | |
| CM | 3 | 144 | 1 | 0% | −0.23 [−0.56, 0.10] | 0.16 | |
| CTTH | 3 | 161 | 0.03 | 72% | −0.98 [−1.61, −0.34] | 0.003 | |
| 3 | 202 | 0.07 | 62% | −0.47 [−0.94, −0.00] | 0.05 | 0.50 | |
| ≤1 month | 2 | 163 | 0.17 | 47% | −0.65 [−1.09, −0.22] | 0.003 | |
1 month | 1 | 39 | 0.01 [−0.62, 0.64] | 0.98 | | |||
| 8 | 595 | 0.04 | 52% | −0.63 [−0.80, −0.47] | <0.00001 | 0.21 | |
| ≤1 month | 6 | 266 | 0.02 | 62% | −0.75 [−1.01, −0.50] | <0.00001 | |
1 month | 2 | 329 | 0.81 | 0% | −0.54 [−0.76, −0.32] | <0.00001 | | |
| 8 | 635 | <0.00001 | 94% | −1.10 [−1.85, −0.35] | 0.004 | 0.03 | |
| ≤1 month | 5 | 267 | <0.00001 | 96% | −2.12 [−3.69, −0.54] | 0.0008 | |
1 month | 3 | 368 | 0.38 | 0% | −0.33 [−0.54, −0.13] | 0.002 | | |
| 5 | 293 | <0.00001 | 94% | −1.83 [−3.02, −0.64] | 0.003 | 0.03 | |
| ≤1 month | 4 | 182 | <0.00001 | 94% | −2.24 [−3.86, −0.63] | 0.006 | |
1 month | 1 | 111 | −0.39 [−0.76, −0.01] | 0.04 | | |||
| 6 | 305 | 0.003 | 72% | −0.60 [−1.05, −0.16] | 0.007 | 0.34 | |
| ≤1 month | 5 | 266 | 0.002 | 76% | −0.66 [−0.91, −0.41] | <0.00001 | |
1 month | 1 | 39 | −0.33 [−0.96, 0.31] | 0.31 | | |||
| 3 | 202 | 0.07 | 62% | −0.47 [−0.94, −0.00] | 0.05 | ||
| ≤3 month | 3 | 202 | 0.07 | 62% | −0.47 [−0.94, −0.00] | 0.05 | |
| 8 | 595 | 0.04 | 52% | −0.63 [−0.80, −0.47] | <0.00001 | 0.33 | |
| ≤3 month | 3 | 138 | 0.05 | 66% | −0.79 [−1.14, −0.43] | <0.0001 | |
| >3 month | 5 | 457 | 0.10 | 49% | −0.59 [−0.78, −0.40] | <0.00001 | |
| 8 | 635 | <0.00001 | 94% | −1.10 [−1.85, −0.35] | 0.004 | 0.02 | |
| ≤3 month | 4 | 224 | <0.00001 | 97% | −2.77 [−4.82, −0.72] | 0.008 | |
| >3 month | 4 | 411 | 0.43 | 0% | −0.30 [−0.50, −0.11] | 0.002 | |
| 5 | 293 | <0.00001 | 94% | −1.83 [−3.02, −0.64] | 0.003 | 0.47 | |
| ≤3 month | 3 | 136 | <0.00001 | 96% | −2.30 [−4.65, 0.04] | 0.05 | |
| >3 month | 2 | 157 | <0.00001 | 94% | −1.23 [−2.94, 0.48] | 0.16 | |
| 6 | 305 | 0.003 | 72% | −0.60 [−1.05, −0.16] | 0.007 | 0.15 | |
| ≤3 month | 4 | 221 | 0.004 | 78% | −0.78 [−1.37, −0.18] | 0.01 | |
| >3 month | 2 | 84 | 0.94 | 0% | −0.24 [−0.67, 0.19] | 0.28 | |






