Analysis 3.7.

Comparison 3 Darbepoetin alfa or erythropoietin (erythropoiesis‐stimulating agents ‐ ESAs) versus placebo or no treatment, Outcome 7 BASC‐2 composite score at 3.5 to 4 years ‐ externalising problems.

Comparison 3 Darbepoetin alfa or erythropoietin (erythropoiesis‐stimulating agents ‐ ESAs) versus placebo or no treatment, Outcome 7 BASC‐2 composite score at 3.5 to 4 years ‐ externalising problems.