GAIA Level 3a Failure to Thrive

**Semantic type:** Classification

**Definition:** GAIA Level 3a Failure to Thrive is defined by four criteria: first, infants with an undocumented birth date, where age is determined based on mother's recall to the nearest month; second, weight obtained using either beam balance or spring balance scale; third, a minimum of two weights measured at least four weeks apart; fourth, weight for age deceleration must pass through at least two centile spaces on a growth chart.

**Synonyms:** - Global Alignment of Immunization safety Assessment in pregnancy Level 3a Failure to Thrive - Level 3a Failure to Thrive