Table 1.

Definition and classification of ANC adequacy

Indicators	Adequate use	Inadequate use
Number of ANC visits	At least three visits	Less than three visits
Time for fist visit	During first trimester	After first trimester
Content of ANC
Core services (measurement of weight and height; assessment of blood pressure; fetal examination*; urine test; tetanus vaccination; health consultation)	Use of all core services at least once	No use of at least one of six core services
Optional services (vaginal examination; blood test; iron/folate supplement; malaria prevention; ultrasound scan)	Yes or No	Yes or No

* Including fundal height, abdominal circumference and heart rate measurement