Table 2 Quality assessment of RCTs included in the review
Study | Explicit eligibility criteria | Similarity of baseline characteristics | Revised Jadad score | ||||
|---|---|---|---|---|---|---|---|
Random sequence generation | Allocation concealment | Double-blind | Withdrawals and dropouts | Sum (4–7 high quality) | |||
Abdelsalam and Eyres [30] | Yes | Yes | 2 | 1 | 2 | 0 | 5 |
Wakankar et al. [29] | Yes | Yes | 2 | 1 | 0 | 1 | 4 |
Aglietti et al. [28] | Yes | Yes | 2 | 1 | 0 | 1 | 4 |
Vandenbussche et al. [27] | Yes | Yes | 2 | 2 | 2 | 1 | 7 |
Wauke et al. [26] | Yes | Yes | 2 | 1 | 0 | 1 | 4 |
Li et al. [31] | Yes | Yes | 2 | 2 | 1 | 1 | 6 |
Zhang et al. [25] | Yes | Yes | 2 | 2 | 0 | 1 | 5 |
Zhou et al. [18] | Yes | Yes | 0 | 0 | 0 | 1 | 1 |
Yin et al. [17] | Yes | Yes | 1 | 1 | 0 | 1 | 3 |
Ejaz et al. [24] | Yes | Yes | 2 | 2 | 0 | 1 | 5 |
Mori et al. [23] | Yes | Yes | 2 | 1 | 0 | 1 | 4 |
Zhang et al. [22] | Yes | Yes | 2 | 0 | 1 | 1 | 4 |
Zhou et al .[21] | Yes | Yes | 2 | 2 | 0 | 1 | 5 |
Wu et al. [20] | Yes | Yes | 2 | 2 | 2 | 1 | 7 |
Goel et al. [19] | Yes | Yes | 2 | 2 | 2 | 1 | 7 |