a. Cross-sectional studies | ||||||||||
REFERENCE | COUNTRY | REPRESENTATIVENESS | COMPARABILITY | OUTCOME | TOTAL STARS | |||||
representativeness of the sample | sample size | non-respondents | ascertainment of exposure | comparability of outcome groups based upon design or analysis | assessment of outcome | statistical test | ||||
13 | Brazil | ⋆ | 0 | 0 | ⋆ | ⋆ | 0 | 0 | 3 | |
14 | Brazil | ⋆ | 0 | 0 | ⋆ | 0 | 0 | ⋆ | 3 | |
15 | Brazil | ⋆ | 0 | 0 | ⋆ | 0 | 0 | ⋆ | 3 | |
16 | Brazil | ⋆ | 0 | 0 | ⋆ | ⋆⋆ | 0 | ⋆ | 4 | |
24 | Peru | ⋆ | 0 | 0 | ⋆ | ⋆⋆ | 0 | ⋆ | 5 | |
32 | Colombia | ⋆ | 0 | ⋆ | ⋆ | ⋆⋆ | 0 | ⋆ | 6 | |
29 | Mexico | ⋆ | 0 | 0 | 0 | ⋆⋆ | 0 | ⋆ | 4 | |
19 | Dominican Republic | 0 | 0 | 0 | ⋆ | ⋆ | 0 | 0 | 2 | |
21 | South Africa | ⋆ | 0 | 0 | ⋆ | 0 | 0 | 0 | 2 | |
31 | Canada | ⋆ | 0 | 0 | 0 | ⋆ | ⋆ | ⋆ | 4 | |
20 | Japan | ⋆ | 0 | ⋆ | ⋆ | ⋆⋆ | ⋆ | ⋆ | 7 | |
b. Cohort studies | ||||||||||
REFERENCE | COUNTRY | SELECTION | COMPARABILITY | OUTCOME | TOTAL STARS | |||||
representativeness of exposed cohort | selection of non-exposed cohort | ascertainment of exposure | demonstration that outcome of interest not present at start of sutdy | comparability of cohorts based upon design or analysis | assessment of outcome | follow-up long enough for outcome to occur | adequacy of follow-up of cohorts | |||
22 | Mexico | ⋆ | ⋆ | ⋆ | 0 | 0 | 0 | ⋆ | 0 | 4 |
30 | Mexico | ⋆ | ⋆ | ⋆ | ⋆ | ⋆⋆ | 0 | ⋆ | ⋆ | 8 |
27 | Mexico | ⋆ | ⋆ | ⋆ | ⋆ | 0 | 0 | ⋆ | ⋆ | 6 |
25 | Mexico | 0 | ⋆ | 0 | 0 | 0 | 0 | ⋆ | 0 | 2 |
26 | Mexico | ⋆ | ⋆ | ⋆ | ⋆ | ⋆⋆ | 0 | ⋆ | ⋆ | 8 |
28 | Colombia | ⋆ | ⋆ | ⋆ | ⋆ | ⋆⋆ | 0 | ⋆ | 0 | 7 |
17 | Colombia | ⋆ | 0 | ⋆ | ⋆ | ⋆⋆ | 0 | ⋆ | 0 | 6 |
18 | Peru | ⋆ | ⋆ | ⋆ | ⋆ | ⋆ | 0 | ⋆ | 0 | 6 |
23 | USA | ⋆ | ⋆ | 0 | ⋆ | ⋆ | 0 | ⋆ | 0 | 5 |