Kaplan-Meier curve for overall renal survival in the study population.

<p>Kaplan-Meier curve for overall renal survival in the study population.</p

Cox univariate regression analysis for predictors of the end-point.

<p>GFR – Glomerular filtration rate; SBP – systolic blood pressure; DBP – diastolic blood pressure; CR – complete remission, PR – partial remission.</p><p>Cox univariate regression analysis for predictors of the end-point.</p

Comparison of clinical and histological factors associated with outcome.

<p>SBP – Systolic blood pressure, DBP – Diastolic blood pressure, Ig – Immunoglobulin, C3 – Complement 3.</p><p>Comparison of clinical and histological factors associated with outcome.</p

Comparison of biochemical and treatment factors associated with outcome.

<p>MDRD – Modification of Diet in Renal Disease; GFR – Glomerular filtration rate; ACE-I – Angiotensin converting enzyme inhibitors; ARB – Angiotensin receptor blockers.</p><p>Comparison of biochemical and treatment factors associated with outcome.</p

Regional differences (North Africa vs sub-Saharan Africa) in the prevalence of GNs.

<p>This figure shows the regional differences in the prevalence of primary GNs (4A) and secondary GNs (4B) for North Africa and sub-Saharan Africa.</p

Kaplan-Meier curve for renal survival based on histological features of MCGN.

<p>(A) shows differences in outcome between Black Africans and non-Black Africans (log rank p = 0.009); (B) shows gender differences in outcome (log rank p = 0.995); (C) differences between patients who received treatment with cyclophosphamide and those who didn't receive treatment (log rank p = 0.440) and (D) shows differences in outcomes based on the presence of interstitial fibrosis in the biopsy (log rank p = 0.028).</p

Demographic features of patients in included studies.

<p>Demographic features of patients in included studies.</p

Frequencies of glomerular diseases by African regions.

<p>Frequencies of glomerular diseases by African regions.</p

Forest plot for random-effects meta-analyses for hepatitis B related GNs and lupus nephritis.

<p>This figure shows the pooled prevalence of hepatitis B related GNs (3A) and lupus nephritis (3B) overall and by age group.</p

Demographic, clinical and biochemical features of all the patients.

<p>SBP – Systolic blood pressure, DBP – Diastolic blood pressure, AKI – Acute kidney injury, MDRD – Modification of diet in renal failure, GFR – Glomerular filtration rate.</p><p>Demographic, clinical and biochemical features of all the patients.</p