Table 2 Quality rating for studies included in the systematic review and meta-analysis of peripheral artery disease among patients with DM in sub-saharan Africa region

Representativeness of the sample *

Sample size *

Non respondents *

Ascertainment of the exposure(maximum score = 2) **

The subjects in different outcome groups are comparable, based on the study design or analysis. Confounding factors are controlled((maximum score = 2)) **

Assessment of the outcome(maximum score = 2) **

Statistical test *

Total(10)

Akalu.Y et al.

1

1

1

2

1

1

1

8

swali.A et al.

1

1

1

2

1

1

1

8

Osman.A et al.

1

0

1

2

1

1

1

7

Agboghoroma et al.

1

1

1

2

1

1

1

8

Oyelade.B et al.

1

1

1

1

1

1

1

7

Okello. S et al.

1

1

1

1

1

1

1

7

Immanuel.A et

1

1

1

2

1

1

1

8

Yeboah.K et al.

1

1

1

1

1

1

1

7

PD. Y et al.

1

1

1

1

1

1

1

8

Mwebaze. R et

1

1

1

1

1

1

1

7

ACA.C et al.

1

1

1

1

1

1

1

7

Weledji.E et al.

1

1

1

2

1

1

1

8

Ogbera. A et al.

1

1

1

2

1

1

1

8

Mahamet.A et al.

1

1

1

2

1

1

1

8

Abbas.Z et al.

1

1

1

2

1

1

1

8

Anumah. F et al.

1

1

1

1

1

1

1

7

Codjo.H et al.

1

1

1

1

1

1

1

7

Umuerri. EM et al.

1

1

1

1

1

1

1

7