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Table 4 Risk of bias of included studies

From: Nurse led home-based care for people with HIV/AIDS

Bias

Berrien 2004 [23]

Blank 2014 [25]

Hanrahan 2011 [26]

Miles 2003 [24]

Wang 2010 [28]

Williams 2006 [27]

Wiliams 2014 [29]

Random sequence generation

Small table of random digits.

Randomised on a 1:1 basis but method unclear.

Computer-generated algorithm

Table of random numbers.

Not reported.

Stratified randomisation, with block size of 10.

Stratified randomisation, with block size of 10.

Allocation concealment

Randomisation list held by clinical coordinator of HIV program, kept in a locked file.

Not reported.

Person allocating different from the one assessing the inclusion.

Not reported.

Not reported.

Not reported.

Not reported.

Incomplete outcome data

Lost to follow-up: 5% intervention; 11% control.

Lost to follow up not reported.

Lost to follow-up: 10% intervention; 5% control.

Lost to follow-up at 6 months: 51% intervention; 58% control.

Lost to follow-up: 14% intervention; 17% control.

Lost to follow-up at 12 months: 28% intervention; 25% control.

Lost to follow-up at 12 months: 5% intervention; 22% control.

Selective reporting

All outcomes reported.

All outcomes reported.

All outcomes reported.

All outcomes reported.

All outcomes reported.

All outcomes reported.

Incomplete reporting of social support and stigma.

Blinding of participants and personnel

None.

Participants not blinded.

None.

None.

Not reported.

All personnel were blinded except the home visit team. Participants not blinded.

None.

Blinding of outcome assessment

None.

Research staff blinded. Participants disclosed information, unmasking experimental status.

Data collectors blinded.

Data collectors blinded.

Not reported.

All personnel including interviewers were blinded except the home visit team.

Not reported.