Association between health belief model perceptions and self-protective behaviors against fine particulate matter (PM2.5) among pregnant women
Keywords:
Health belief model (HBM), Self-protective behaviors, Health perception, Particulate Matter 2.5 (PM2.5), Pregnant womenAbstract
The escalating prevalence of fine particulate matter (PM2.5) poses a significant threat to maternal and fetal health. Empirical evidence suggests that PM2.5 exposures during pregnancy is associated with the adverse pregnancy outcomes which include low birth weight (LRW), preterm delivery, intrauterine growth restriction (IUGR), and an increased incidence of preeclampsia. This descriptive correlational research aimed to study health belief model (HBM)-based perceptions and self-protective behaviors against PM2.5 exposures among pregnant women. Additionally, it sought to investigate the association between HBM-based perceptions (comprising perceived susceptibility, perceived severity, perceived benefits, and perceived barriers) and self-protective behaviors against PM2.5 exposures. The sample group of 234 pregnant women attending the Antenatal Care (ANC) clinic at Chiang Rai Prachanukroh Hospital was selected using a purposive sampling method. Data collection tools consisted of a demographic questionnaire, a HBM-based perceptions questionnaire with a KR-20 reliability coefficient of .90, and a questionnaire about self-protective behaviors against PM2.5 exposures with a Cronbach's alpha coefficient of .92. Data were analyzed using descriptive statistics and Spearman correlation coefficient. The findings revealed that overall HBM-based perceptions were at a moderate level (x̄=10.09, SD=0.47), whereas the self-protective behaviors against PM2.5 exposures (x̄=22.24, SD=0.79) reached a high level. Furthermore, the overall HBM-based perceptions (rs=.237, p=.001) were statistically significant associated with self-protective behaviors against PM2.5 exposures. Consequently, healthcare professionals should leverage the Health Belief Model (HBM) to enhance health perception among pregnant women in order to facilitate the consistent self-protective behaviors against PM2.5 exposures.
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