Review Article
Analysis and Thoughts about the Negative Results of International Clinical Trials on Acupuncture
Table 3
Jadad scores of the research.
| | Research | Randomization | Double blinding | Withdraws and drop outs | Jadad score |
| |
Park et al. [4] | Computer generated random table in a 1 : 1 ratio with block size 4, and using a sealed envelope | Patient blinded | 2 | 5 | | Kashefi et al. [2] | Randomized | Single blinded | 10 | 3 | | Penza et al. [5] | Randomized | Patient and examiner blinded | Not mentioned | 2 | | Landgren et al. [6] | Not mentioned | Nurse and parents blinded | 5 | 2 | | Smith et al. [7] | Computer generated randomization schedule | Statistician blinded | 2 | 4 | | El-Deeb and Ahmady [8] | Not mentioned | Double blinded | Not mentioned | 3 | | Scheewe et al. [9] | Not mentioned | Not mentioned | 27% | 2 | | Pastore et al. [10] | Block randomization | double blinded | 14 | 4 | | Hamid et al. [11] | Not mentioned | Not mentioned | 35 | 1 | | Paterson et al. [12] | Simple randomization | Statistician blinded | 3,1 | 4 | | Rogha et al. [13] | Not mentioned | Not mentioned | 9 | 1 | | Kim et al. [14] | Block randomization | open | 3 | 3 | | Ecevit et al. [15] | Not mentioned | Not mentioned | Not mentioned | 0 | | Do et al. [16] | Computer generated randomization | Not mentioned | 1 | 2 | | Johnston et al. [17] | Block randomization | Open | 1 | 3 | | Cox et al. [18] | Not mentioned | Not mentioned | 1 | 0 | | Matsubara et al. [19] | Not mentioned | Not mentioned | Not mentioned | 0 | | Gribel et al. [20] | Block randomization | Open | 0 | 2 | | Shiflett and Schwartz [21] | Randomized | Patient and assessor blinded | 19 | 4 | | Sunay et al. [22] | Simple randomization | Single blinded | 0 | 3 | | Allais et al. [23] | Simple randomization | Single blinded | 1 | 2 | | Whitehurst et al. [24] | Not mentioned | Researcher blinded | 49 | 0 | | Sinha et al. [25] | Simple randomization | Double blinded | 11 | 4 | | Pfab et al. [26] | Block randomization | Researcher blinded | 0 | 3 | | Smith et al. [27] | Block randomization | Patient and assessor blinded | 2 | 3 | | Enblom et al. [28] | Not mentioned | Assessor and nurse blinded | 32 | 2 | | Liodden et al. [29] | Block randomization | Double blinded | 32 | 4 | | Sunay et al. [30] | Not mentioned | Single blinded | 2 | 2 | | Lomuscio et al. [31] | Not mentioned | Patient, assessor, and statistician blinded | 0 | 3 | | Modlock et al. [32] | Block randomization | Patient, assessor, and statistician blinded | 19 | 4 | | di Cesare et al. [33] | Block randomization | Assessor blinded | 2 | 3 | | Zick et al. [34] | Computer generated randomization | Patient blinded | 8 | 3 | | Lev-Ari et al. [35] | Not mentioned | Patient and assessor blinded | 14 | 2 |
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