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Table 4 Observational studies with a control group quality assessment checklist

From: Prevention of cervical cancer in HIV-seropositive women from developing countries: a systematic review protocol

Assessment criteria

Studies fulfilling criteria

Studies not fulfilling criteria

Studies not applicable

Assessment of participants’ on admission to study

   

Assessment of prevention method under review

   

Participants were stratified for the cervical cancer prevention or screening method under review

   

Ascertainment of cervical cancer and HIV status, prospectively from participants through diagnosis, laboratory tests and blood tests

   

Ascertainment of cervical cancer and HIV status, retrospectively from participants through diagnosis, laboratory tests and blood tests

   

Complete follow-up—all subjects accounted for

   

Subjects lost to follow up unlikely to introduce bias (≥75% follow-up or description provided of those lost

   

If groups were not stratified for prevention and screening methods and the distribution was unbalanced, were outcomes adjusted for

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