Association between Aspartate Aminotransferase-to-Platelet Ratio Index and Hepatocellular Carcinoma Risk in Patients with Chronic Hepatitis: A Meta-Analysis of Cohort Study
Table 2
Methodologic quality of included studies with the NOS.
Study (authors-year)
Representativeness of the exposed cohort
Selection of the nonexposed cohort
Ascertainment of exposure
Demonstration that outcome of interest was not present at the start of the study
Comparability of cohorts on the basis of the design or analysis
Assessment of outcome
Was it followed up long enough for outcomes to occur?
Adequacy of follow-up of cohorts
Total score
Pretreatment
Song BG (2018)
★
★
★
—
★★
★
★
★
8
Paik N (2018)
★
★
★
—
★★
★
★
★
8
Chang KC (2018)
★
★
★
—
★★
★
★
★
8
Kim JH (2018)
★
★
★
—
★
★
★
★
7
Nishikawa H (2017)
★
★
★
—
★★
★
★
★
8
Ji FP (2017)
★
★
★
—
—
★
★
★
6
Kim JH (2016)
★
★
★
—
—
★
★
★
6
Lee K (2016)
★
★
★
—
—
★
★
★
6
Wu CK (2016)
★
★
★
—
—
★
★
★
6
Ng KJ (2016)
★
★
★
—
★
★
★
★
7
Hann HW (2015)
★
★
★
—
★★
★
★
★
8
Posttreatment
Ji FP (2017)
★
★
★
—
—
★
★
★
6
Wu CK (2016)
★
★
★
—
★★
★
★
★
8
Chen TM (non-SVR) (2016)
★
★
★
—
★★
★
★
★
8
Chen TM (SVR) (2016)
★
★
★
—
★★
★
★
★
8
Yu ML (2006)
★
★
★
—
★★
★
★
★
8
A study can be awarded a maximum of two stars for comparability of cohorts on the basis of the design or analysis. A maximum of one star can be given for other seven items.