Table 2. Prevalence of prenatal quality indicators and average annual percentage change.

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	89.1%	84.3%	77.8%	-2.25 (-2.43;-2.08)	<0.001
Tetanus vaccine	97.0%	89.2%	90.4%	-1.22 (-1.34; -1.10)	<0.001
Ferrous sulfate prescription	96.5%	96.7%	95.9%	-0.14 (-0.26;-0.02)	<0.05
Exams:
Common urine	97.7%	97.6%	97.6%	-0.02 (-0.09;0.06)	0.711
HIV	94.9%	94.8%	96.9%	0.49 (0.38;0.60)	<0.001
Ultrasound	94.4%	93.9%	95.5%	0.31 (0.19;0.42)	<0.001
Syphilis	84.3%	87.5%	95.3%	2.34 (2.18–2.50)	<0.001
Glucose	82.9%	86.1%	92.5%	1.99 (1.82;2.17)	<0.001
All exams	69.2%	74.4%	86.1%	3.54 (3.32;3.76)	<0.001
Guidelines:
Exclusive breastfeeding	91.0%	90.8%	87.2%	-0.87 (-1.03;-0.71)	<0.001
Food and weight gain	88.9%	87.9%	90.6%	0.49 (0.33;0.65)	<0.001
Baby care	85.9%	85.2%	83.2%	-0.57 (-0.76;-0.38)	<0.001
Importance of pre-cancer	65.8%	65.3%	65.5%	-0.02 (-0.27;0.22)	0.845
All guidelines	60.3%	59.8%	59.3%	-0.19 (-0.45;0.07)	0.151
Procedures
Blood pressure measurement	98.7%	98.8%	99.1%	0.09 (0.03;0.14)	<0.05
Measurement of uterine height	97.4%	96.7%	94.5%	-0.60 (-0.70;-0.51)	<0.001
Breast Exam	56.3%	56.3%	55.9%	-0.09 (-0.36;0.17)	0.478
Examination of the oral cavity	45.0%	49.2%	54.7%	1.91 (1.65;2.17)	<0.001
Gynecological examination	44.7%	41.4%	35.1%	-1.97 (-2.23;-1.71)	<0.001
Pre-cancer screening	35.8%	35.3%	31.3%	-1.02 (-1.27;-0.77)	<0.001
All procedures	17.0%	16.7%	13.5%	-0.80 (-0.99;-0.62)	<0.001