Early childhood caries and malnutrition: baseline and two-year follow-up results of a community-based prevention intervention in Rural Ecuador

Table 3 Longitudinal Analysis of Stunting Malnutrition, by Child’s Age of Entry into Intervention

Number (%) Children with Stunting Malnutrition, HAZ < −2Z
Baseline (2011)		Follow-up (2013)		Observed change
Child age of entry and at exam	HAZ < −2 Z	Age at exam	HAZ < −2 Z	Absolute change	Proportional change^a	P-Value Observed Change^b
<1 year	7 (36.8%)	2 years	8 (47.1%)	+10.3%	+28.0%	0.688 0.414
1 year	13 (40.6%)	3 years	6 (18.6%)	−22.0%	−54.2%	0.065 0.035
2 years	19 (61.3%)	4 years	11 (42.3%)	−19.0%	−31.0%	0.180 0.096
3 years	18 (40.0%)	5 years	10 (25.0%)	−15.0%	−37.5%	0.070 0.034
4 years	9 (29.0%)	6 years	5 (16.7%)	−12.3%	−42.4%	0.453 0.257
Total 0–4 years	66 (41.0%)	2–6 years	40 (24.8%)	−16.2%	−39.5%	0.005 0.003

^aCalculated by dividing the change in prevalence by the baseline prevalence and expressing it as a percentage
^bP-values presented are based on McNemar test (first) and Cochran’s Q test (second)

ISSN: 2055-0928