Table 2 Methodological quality assessment of the eligible studies
From: Prevalence of acute stress disorder among road traffic accident survivors: a meta-analysis
Study | Random sample or whole population | Unbiased sampling frame | Adequate sample size (> 300 subjects) | Standard measures | Outcomes measured by unbiased assessors | Adequate response rate (> 70%) and refusers described | Confidence intervals and subgroups analysis | Study subjects described | Total score |
|---|---|---|---|---|---|---|---|---|---|
Bryant et al. [46] | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 5 |
Bryant et al. [8] | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 5 |
Fuglsang et al. [52] | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 1 | 4 |
Jones et al. [47] | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 5 |
Hamanaka et al. [53] | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 5 |
Yasan et al. [14] | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 5 |
van den Heuvel et al. [54] | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 1 | 4 |
Winston et al. [55] | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 5 |
Bryant et al. [56] | 0 | 0 | 0 | 1 | 0 | 1 | 1 | 1 | 4 |
Winston et al. [13] | 1 | 1 | 1 | 1 | 0 | 1 | 1 | 1 | 7 |
Salmon et al. [15] | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 5 |
Meiser-Stedman et al. [16] | 0 | 0 | 1 | 1 | 1 | 0 | 1 | 1 | 5 |
Haag et al. [17] | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 5 |