Table 4. Prevalence of burnout by Maslach Burnout Inventory subscale score category, meta-analysis of burnout in primary health-care professionals in low- and middle-income countries up to 2022.

Maslach Burnout Inventory subscale score categorya	Pooled prevalence, % (95% CI)b
Emotional exhaustion
High	28.1 (21.5–33.5)
Moderate	27.6 (21.1–33.0)
Low	44.3 (36.6–49.9)
Depersonalization
High	16.4 (10.1–22.9)
Moderate	22.7 (15.2–29.7)
Low	60.9 (50.5–67.6)
Personal accomplishment
High	31.9 (21.7–39.1)
Moderate	28.1 (18.5–35.3)
Low	39.9 (28.7–47.0)

CI: confidence interval.

^a Definitions of low, moderate and high Maslach Burnout Inventory score categories are listed in Table 1.

^b Prevalence was pooled across 31 studies.