Chart 8.

WHO treatment ladder for analgesia in prisons. Cumulative percentage of patients treated with each class of drug, at each establishment.
Blue line = Prison 1 (n = 211).
Green line = Prison 2 (n = 179).
WHO: World Health Organization.

WHO treatment ladder for analgesia in prisons. Cumulative percentage of patients treated with each class of drug, at each establishment.
Blue line = Prison 1 (n = 211).
Green line = Prison 2 (n = 179).
WHO: World Health Organization.