Table 3. Prevalence of prenatal quality indicators and average annual change (%) according to the region.

PMAQ, Brazil, 2012 to 2018.

	Cycle 1 2012	Cycle 2 2014	Cycle 3 2018	Average annual change (%) (percent points) (95% CI)	p-value
Six or more visits
North	81.1%	79.2%	76.3%	-0.96 (-1.71;-0.21)	<0.05
Northeast	87.8%	86.4%	77.7%	-2.19 (-2.51;-1.88)	<0.001
Center-West	88.2%	72.0%	76.2%	-2.10 (-2.69;-1.50)	<0.001
Southeast	90.4%	85.9%	77.3%	-2.63 (-2.90;-2.36)	<0.001
South	93.0%	86.4%	82.7%	-2.00 (-2.50;-1.50)	<0.001
Tetanus vaccine
North	95.9%	86.1%	90.2%	-0.72 (-1.20;-0.24)	<0.05
Northeast	97.9%	92.6%	93.4%	-0.82 (-0.99;-0.65)	<0.001
Center-West	96.5%	86.8%	89.1%	-1.36 (-1.78;-0.94)	<0.001
Southeast	96.8%	87.8%	87.9%	-1.76 (-1.97;-1.55)	<0.001
South	96.3%	86.1%	89.1%	-1.28 (-1.70;-0.85)	<0.001
Ferrous sulfate prescription
North	94.9%	95.6%	97.7%	0.63 (0.25;1.00)	<0.05
Northeast	98.3%	98.2%	97.7%	-0.13 (-0.26;-0.10)	<0.05
Center-West	95.2%	95.7%	97.2%	0.43 (0.10;0.77)	<0.05
Southeast	96.6%	96.4%	94.2%	-0.52 (-0.70;-0.35)	<0.001
South	92.4%	93.7%	91.4%	-0.38 (-0.84;0.09)	<0.113
All exams
North	55.5%	60.8%	83.1%	6.33 (5.43;7.22)	<0.001
Northeast	66.4%	73.0%	87.5%	4.43 (4.06;4.81)	<0.001
Center-West	75.2%	75.5%	85.7%	2.47 (1.77;3.18)	<0.001
Southeast	71.2%	77.3%	84.8%	2.66 (2.31;3.02)	<0.001
South	73.6%	80.8%	88.4%	2.81 (2.13;3.49)	<0.001
All guidelines
North	54.9%	54.4%	57.4%	0.71 (-0.25;1.66)	<0.147
Northeast	61.3%	61.8%	65.6%	0.99 (0.56;1.42)	<0.001
Center-West	45.1%	46.3%	53.6%	1.90 (1.04;2.76)	<0.001
Southeast	63.4%	61.3%	54.2%	-1.95 (-2.37;-1.53)	<0.001
South	61.7%	64.6%	60.1%	-0.67 (-1.51;0.17)	<0.119
All procedures
North	11.3%	16.7%	15.0%	0.12 (-0.45;0.68)	<0.689
Northeast	16.7%	23.3%	21.7%	0.53 (0.20;0.86)	<0.05
Center-West	8.7%	14.6%	17.6%	1.60 (1.07;2.13)	<0.001
Southeast	20.0%	26.6%	19.5%	-0.69 (-1.01;-0.38)	<0.001
South	16.2%	27.5%	23.4%	0.75 (0.08;1.41)	<0.05