Vaccination against pertussis in Latin American preterm and low-birth weight infants: experts opinion position for a neglected childhood age group

Figures & data

Figure 1. Pertussis: rate of notification of suspected cases per 100,000/inhabitants, Argentina, 1980–2022.

Figure 2. Pertussis: incidence rates per 100,000/inhabitants and lethality (%), Argentina, 2011–2022.

Table 1. Pentavalent/Hexavalent vaccination coverage in Chile between 2018 and 2021 (in red: year 2020, March 3 start of the COVID-19 pandemic in the country).Preterm newborns and survival in Chile.

	2018 (Jan-Dec) Pentavalent/Hexavalent	2018 (Jan-Dec) Pentavalent/Hexavalent	2019 Hexavalent	2020 (Jan-June) Hexavalent	2020 (Jan-Dec) Hexavalent	2021 Hexavalent
2 months	93%	99%	99%	95%	98%	98%
4 months	90%	97%	98%	91%	97%	97%
6 months	85%	95%	96%	86%	93%	94%
18 months	78%	89%	90%	70%	82%	84%

Figure 3. Reported cases of pertussis by year and those corresponding to children under one year of age in Mexico 2000–2020.

Table 2. Vaccination coverage in premature infants under 1500 g. (N = 158).

Vaccine Vaccine coverage	BCG n=158 %	Hep B n=157 %	DaPT Hexavalent or pentavalent (2007) n=87 %	wDPT n=71 %	Pneumococcus (2008) n=85 %	Influenza (2004) n=158 %	Rotavirus (2007) n=89 %	MMR n=158 %
Incomplete schedule	1.8	22.2	26.4	0	71.7	59.4	40.4	0
Complete schedule	98.2	77.8	73.5	100	28.2	40.5	59.5	100

Note: Modified from Arreola y cols [31].

Cruz-Romero EV, Pacheco-Ríos A. Causas de incumplimiento y retraso del esquema primario de vacunación en niños atendidos en el Hospital Infantil de México “Federico Gómez”. Aten Fam. 2013;20(1):6–11. https://www.elsevier.es/es-revista-atencion-familiar-223-pdf-S1405887116300785

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