Table 1.

Food insecurity and maternal mental disorder for participants of the Pesquisa de Saúde Materno Infantil no Ceará survey in 2017 and 2020

2017 before COVID-19 pandemic	2020 during COVID-19 pandemic						Difference in proportions*	95 % CI	P value*
	Present		Absent		Total
	Mean	sd	Mean	sd	Mean	sd
Food insecurity
Present	222	43·4	57	11·2	279	54·6	15·5 %	5·9, 25·1	<0·0001
Absent	136	26·6	96	18·8	232	45·4
Total	358	70·1	153	29·9	511	100
Maternal mental disorder
Present	60	12·2	27	5·5	87	17·6	40·2 %	32·6, 47·8	<0·0001
Absent	225	45·6	181	36·7	406	82·4
Total	285	57·8	208	42·2	493	100

COVID-19, coronavirus disease 2019.

^*Difference in proportion and P value from McNemar’s test that also accounted for cluster design.