Table 2 Characters of RCTs of different interventions (Chinese journals VS foreign journals)
| Â | Â | Number of RCTs | Adequate randomization methods | Adequate allocation concealment | Adequate blinding | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Classification | Chinese | Foreign | Total | Chinese | Foreign | Total | Chinese | Foreign | Total | Chinese | Foreign | Total | |
| Â | Â | Â | Â | Â | (%) | (%) | (%) | (%) | (%) | (%) | (%) | (%) | (%) |
Drug | Chinese standardized remedies | 1135 | 42 | 1177 | 140(12) | 13(31) | 153(13) | 32(3) | 13(31) | 45(4) | 148(13) | 36(86) | 184(16) |
| Â | Chinese medicine extracts | 241 | 107 | 348 | 7(3) | 26(24) | 33(9) | 3(1) | 30(28) | 33(9) | 12(5) | 37(35) | 49(14) |
| Â | Single herb | 100 | 67 | 167 | 3(3) | 9(13) | 12(7) | 0(0) | 5(7) | 5(3) | 5(5) | 62(93) | 67(40) |
| Â | Individualized prescription | 562 | 13 | 575 | 41(7) | 4(31) | 45(8) | 1(0) | 4(31) | 5(1) | 24(4) | 10(77) | 34(6) |
| Â | Mixture | 115 | 20 | 135 | 4(3) | 0(0) | 4(3) | 0(0) | 0(0) | 0(0) | 10(9) | 19(95) | 29(21) |
| Â | Unclear | 141 | 3 | 144 | 4(3) | 0(0) | 4(3) | 3(2) | 1(33) | 4(3) | 3(2) | 0(0) | 3(2) |
| Â | Total | 2294 | 252 | 2546 | 199(9) | 52(21) | 251(10) | 39(2) | 53(21) | 92(4) | 202(9) | 164(65) | 366(14) |
Non-drug | Acupuncture | 263 | 219 | 482 | 37(14) | 69(32) | 106(22) | 17(6) | 73(33) | 90(19) | 49(19) | 149(68) | 198(41) |
| Â | Massage | 23 | 108 | 131 | 3(13) | 21(19) | 24(18) | 0(0) | 25(23) | 25(19) | 1(4) | 36(33) | 37(28) |
| Â | Total | 286 | 327 | 613 | 40(14) | 90(28) | 130(21) | 17(6) | 98(30) | 115(19) | 50(17) | 185(57) | 235(38) |
|  | χ2 |  |  |  |  |  | 59.99 |  |  | 185.10 |  |  | 184.11 |
| Â | P | Â | Â | Â | Â | Â | 0.000 | Â | Â | 0.000 | Â | Â | 0.000 |