From: TSCQ study: a randomized, controlled, open-label trial of daily trimethoprim-sulfamethoxazole or weekly chloroquine among adults on antiretroviral therapy in Malawi: study protocol for a randomized controlled trial
World Health Organization performance score
Definition
1
Asymptomatic, normal activity
2
Symptomatic, normal activity
3
Bedridden <50Â % of the day during the last month
4
Bedridden ≥50 % of the day during the last month