Socioeconomic related factors

Lack of effective social support networks and culture and lay beliefs about illness and treatment; high cost of transport, social stigma

Health care related factors

Poorly developed health services; inadequate patient-provider relationship; health care providers who are untrained, overworked or inadequately supervised; flexibility in operation hours

Condition related factor

False sense of well-being, intoxication

Therapy related factors

Complex treatment regimen; adverse side-effects of treatment

Patient-related factors

Belief in the efficacy of treatment; motivation