Table 4.
Effect Estimates of Acupuncture Treatment in 46 Included Trials
| Study | Comparisons | Effect estimate (95% CI) | p value | 
|---|---|---|---|
| Acupuncture/auricular/acupressure/TEAS versus no treatment | |||
| 1 No. patients with total sleeping time increased >3 hours | |||
| Tang W 200733 | Auricular therapy plus Tuina and acupressure versus no treatment | RR 1.81 (1.19, 2.77) | 0.006 | 
| 2 Quality scores of sleeping evaluated by patients | |||
| Zhu Z 200446 | Electroacupuncture versus no treatment | MD −2.16 (−2.80, −1.52) | <0.0001 | 
| 3 Total scores of PSQI | |||
| Chen M 19997 | Acupressure versus conversation | −6.32 (−7.47, −5.17) | |
| Tsay 200335 | Acupressure versus usual care | −3.78 (−5.98, −1.58) | |
| Tsay 200436 | Acupressure versus usual care | −1.20 (−3.91, 1.51) | |
| Tsay 200436 | Transcutaneous electrical acupoint stimulation versus usual care | −1.45 (−4.06, 1.16) | |
| Meta-analysis | MD −3.28 (−6.10, −0.46) | 0.02 | |
| Real acupuncture/acupressure versus sham acupuncture/acupressure | |||
| 1 Total scores of PSQI | |||
| Chen M 19997 | Real acupressure versus sham acupressure | −4.25 (−5.49, −3.01) | |
| Tsay 200335 | Real acupressure versus sham acupressure | −1.35 (−3.49, 0.79) | |
| Meta-analysis | MD −2.94 (−5.77, −0.11) | 0.04 | |
| 2 Total sleeping duration (hours) | |||
| Kim 200419 | Real acupuncture versus sham acupuncture | MD 74.00 (15.61, 132.39) | 0.01 | 
| 3 Quality of sleeping (scores) | |||
| Kim 200419 | Real acupuncture versus sham acupuncture | MD 34.00 (19.30, 48.70) | <0.0001 | 
| Acupuncture/auricular/acupressure versus Western medicine | |||
| 1 No. patients with total sleeping time increased >3 hours | |||
| Ding D 200811 | Body acupuncture versus estazolam | 1.01 (0.73, 1.42) | |
| Huang X 2000 | Body acupuncture versus estazolam | 1.50 (1.03, 2.18) | |
| Kang F 200518 | Body acupuncture plus auricular therapy versus diazepam and oryzanol | 3.91 (1.89, 8.08) | |
| Kou J 2003 | Body acupuncture versus stilnox | 1.80 (1.23, 2.62) | |
| Liu J 200625 | Body plus auricular acupuncture versus diazepam or estazolam | 2.25 (1.31, 3.88) | |
| Liu Z 200726 | Scalp acupuncture versus clonazepam | 0.97 (0.68, 1.39) | |
| Luo W 2006 | Body acupuncture versus trazodone | 1.55 (1.02, 2.37) | |
| Wang M 200337 | Body acupuncture versus diazepam | 1.64 (1.26, 2.15) | |
| Wang Y 200440 | Scalp with electrical stimulation plus body acupuncture and auricular therapy versus diazepam and clonzapine | 2.03 (1.16, 3.54) | |
| Zhang X 200544 | Body acupuncture versus estazolam plus oryzanol | 1.20 (0.94, 1.54) | |
| Meta-analysis | RR 1.53 (1.24, 1.88) | <0.0001 | |
| 2 No. patients with total sleeping time increased >2 hours | |||
| Liu Q 200024 | Body plus auricular acupuncture versus estazolam | 0.78 (0.46, 1.31) | |
| Qiu R 199932 | Acupressure plus herbal medicine versus estazolam plus herbal medicine | 0.79 (0.50, 1.26) | |
| Zou Y 200847 | Electroacupuncture versus alprazolam | 1.25 (1.08, 1.44) | |
| Meta-analysis | RR 0.95 (0.61, 1.50) | 0.84 | |
| 3 No. patients with total sleeping time >4 hours | |||
| Ding W 200612 | Body acupuncture versus diazepam | 1.58 (1.18, 2.12) | |
| Pan Q 200531 | Body acupuncture versus estazolam | 1.48 (1.17, 1.89) | |
| Meta-analysis | RR 1.53 (1.27, 1.84) | <0.00001 | |
| 4 Total scores of PSQI | |||
| Huang X 2000 | Body acupuncture versus estazolam | 1.50 (1.03, 2.18) | |
| Kou J 2003 | Body acupuncture versus stilnox | 1.80 (1.23, 2.62) | |
| Li T 200722 | Body plus auricular acupuncture versus diazepam or estazolam | −2.66 (−4.91, −0.41) | |
| Liu J 200625 | Body plus auricular acupuncture versus diazepam or estazolam | 2.25 (1.31, 3.88) | |
| Liu Z 200726 | Scalp acupuncture versus clonazepam | 0.97 (0.68, 1.39) | |
| Luo W 2006 | Body acupuncture versus trazodone | 1.55 (1.02, 2.37) | |
| Wang Y 200440 | Scalp with electrical stimulation plus body acupuncture and auricular therapy versus diazepam and clonzapine | −5.48 (−8.16, −2.80) | |
| Meta-analysis | MD −2.83 (−4.47, −1.19) | 0.0007 | |
| 5 Scores of sleep time evaluated by patients | |||
| Huang L 200716 | Rolling acupuncture versus clonazepam | −0.15 (−0.42, 0.12) | |
| Xuan Y 200741 | Body acupuncture versus estazolam | 0.32 (−0.24, 0.88) | |
| Meta-analysis | MD −0.06 (−0.30, 0.18) | 0.63 | |
| 6 No. patients with sleep rates >65% | |||
| Chen F 20079 | Electroacupuncture versus diazepam plus oryzanol and VitB1 | 1.36 (1.04, 1.79) | |
| Fan D 200614 | Body acupuncture versus diazepam plus oryzanol | 1.28 (0.91, 1.80) | |
| Li X 200721 | Body plus auricular acupuncture versus diazepam or estazolam | 1.33 (0.99, 1.78) | |
| Wang Q 200338 | Electroacupuncture plus acupoint injection versus diazepam plus oryzanol and VitB1 | 1.46 (1.10, 1.93) | |
| Zhang Q 2006 | Body acupuncture versus estazolam | 0.79 (0.45, 1.41) | |
| Meta-analysis | RR 1.28 (1.11, 1.48) | 0.001 | |
| 7 Total scores of SDS | |||
| Hong Y 200515 | Electroacupuncture versus trazodone | −0.06 (−5.91, 5.79) | |
| Luo W 2006 | Body acupuncture versus trazodone | −0.02 (−0.34, 0.30) | |
| Meta-analysis | MD −0.02 (−0.34, 0.30) | 0.9 | |
| 8 Total scores of SQ | |||
| Hong Y 200515 | Electroacupuncture versus trazodone | MD −19.01 (−21.65, −16.37) | <0.00001 | 
| 9 Total scores of ASR | |||
| Hong Y 200515 | Electroacupuncture versus trazodone | −4.00 (−5.19, −2.81) | |
| Luo W 2006 | Body acupuncture versus trazodone | −2.16 (−3.58, −0.74) | |
| Meta-analysis | MD −3.12 (−4.92, −1.32) | 0.0007 | |
| 10 Total scores of LSEQ | |||
| Wang X 200839 | Abdominal acupuncture plus placebo pill versus estazolam plus sham acupuncture | MD −18.78 (−29.81, −7.76) | <0.01 | 
| 11 Total scores of SRSS | |||
| Zhang H 200343 | Body acupuncture versus clonazepam | MD −3.00 (−4.41, −1.59) | <0.0001 | 
| 12 Total scores of HAMA | |||
| Ma ZX 200630 | Electroacupuncture versus clonazepam | MD −1.55 (−4.25, 1.15) | 0.26 | 
| Acupuncture/auricular plus Chinese medicine versus Chinese medicine | |||
| 1 No. patients with total sleeping time increased >3 hours | |||
| Lv Y 200728 | Electroacupuncture plus auricular acupuncture and Suanzaoren decoction versus Suanzaoren decoction | RR 1.30 (0.93, 1.82) | 0.13 | 
| 2 No. patients with total sleeping time >4 hours | |||
| Tian H 200634 | Body acupuncture plus herbal medicine versus herbal medicine | RR 1.71 (1.26, 2.32) | 0.0005 | 
| 3 Total sleeping duration (hour) | |||
| Lv Y 200728 | Electroacupuncture plus auricular therapy and Suanzaoren decoction versus Suanzaoren decoction | MD 1.25 (1.13, 1.37) | <0.00001 | 
| 4 No. patients with sleep rates >60% | |||
| Du M 200713 | Body acupuncture plus herbal medicine versus herbal medicine | 1.41 (0.87, 2.30) | |
| Lu W 199827 | Body acupuncture plus Qiyeanshen tablet versus Qiyeanshen tablet | 2.07 (1.06, 4.03) | |
| Meta-analysis | RR 1.67 (1.12, 2.50) | 0.01 | |
| Acupuncture/auricular plus Western medicine versus Western medicine | |||
| 1 Total sleeping duration (hour) | |||
| Chen X 20038 | Body plus auricular acupuncture and estazolam versus estazolam | 1.01 (0.31, 1.71) | |
| Li Q 200520 | Electroacupuncture plus Prozac versus Prozac | 1.18 (0.40, 1.96) | |
| Meta-analysis | MD 1.09 (0.56, 1.61) | <0.0001 | |
| 2 Total scores of PSQI | |||
| Luo L 2005 | Rolling acupuncture plus clonazepam versus clonazepam | −1.00 (−4.00, 2.00) | |
| Ye T 200842 | Abdominal acupuncture plus estazolam versus estazolam | −2.08 (−3.77, −0.39) | |
| Zhong Z 200845 | Body acupuncture and massage of sole plus alprazolam versus alprazolam | −2.10 (−3.03, −1.17) | |
| Meta-analysis | −2.02 (−2.81, −1.24) | <0.00001 | |
| 3 No. patients with total sleeping time increased >3 hours | |||
| Chen X 20038 | Body plus auricular acupuncture and estazolam versus estazolam | 1.01 (0.31, 1.71) | |
| Li Q 200520 | Electroacupuncture plus Prozac versus Prozac | 1.28 (0.82, 2.00) | |
| Luo L 2005 | Rolling acupuncture plus clonazepam versus clonazepam | 1.18 (0.40, 1.96) | |
| Ma X 200629 | Body acupuncture plus alprazolam and antipsychotic drug versus alprazolam plus antipsychotic drug | 1.73 (1.18, 2.55) | |
| Meta-analysis | RR 1.33 (1.03, 1.71) | 0.03 | |
| 4 No. patients with total sleeping time increased >2 hours | |||
| Liu Y 200123 | Body acupuncture plus Ciwujia injection versus Ciwujia injection | RR 1.48 (1.06, 2.07) | 0.02 | 
| 5 No. patients with sleep rates >55% | |||
| Jian J 200517 | Body acupuncture plus Ciwujia injection versus Ciwujia injection | RR 2.00 (1.47, 2.73) | <0.0001 | 
| 6 No. patients with sleep rates increased >10% | |||
| Cui R 200110 | Body acupuncture plus estazolam versus estazolam | RR 1.79 (1.33, 2.39) | 0.0001 | 
TEAS, transcutaneous electrical acupoint stimulation; CI, confidence interval; PSQI, Pittsburgh Sleep Quality Index; MD, mean difference; RR, relative risk; SDS, Self-rating Depression Scale; SQ, sleep quality; ARS, Asberg Rating Scale; LSEQ, Leeds Sleep Evaluation Questionnaire; SRSS, Self-Rating Sleep Scale; HAMA, Hamilton Anxiety Scale.