03208nas a2200313 4500000000100000008004100001653001300042653001800055653002700073653000800100653001400108653003900122653001200161653002000173653001300193653001700206653003100223653001700254100001800271700001600289700001400305700001500319245013500334856003300469300001100502490000600513520236200519022001302881 2018 d10aAttitude10acontamination10aHelminth parasite eggs10aKAP10aKnowledge10aNeglected tropical diseases (NTDs)10aNigeria10aOpen defecation10aPractice10aRefuse dumps10aSoil-transmitted helminths10aWater access1 aOyebamiji D A1 aEbisike A N1 aEgede J O1 aHassan A A00aKnowledge, attitude and practice with respect to soil contamination by soil-transmitted helminths in Ibadan, Southwestern Nigeria. uhttps://tinyurl.com/yb3qwd42 ae000750 v33 a

Ancylostoma duodenale, Necator americanus, Ascaris lumbricoides and Trichuris trichiura, the four major Soil-transmitted helminths (STHs) and also Strongyloides stercoralis infect humans worldwide. Most studies on Soil-transmitted helminths (STHs) carried out in Ibadan were faecal examination based while relatively few soil examination based studies were carried out mostly around school premises using limited number of sampling locations. This study was therefore designed to assess the level of soil contamination with STH and associated risk factors in the eleven local government areas of Ibadan. A total of 1980 soil samples were purposively collected monthly, between January and December 2017, from toilet areas, refuse dump sites, house vicinities, playgrounds, roadsides/walk ways, and examined for the presence of parasite eggs or larvae using automated analysis of light microscopy images by computer. Well-structured questionnaires were administered to 620 consenting participants to obtain information on the Knowledge of STH infections, Attitudes and Practices towards the infections. Data were analyzed using SPSS version 21, Chi-square and ANOVA were used in the analysis at p < 0.05. Out of soil samples examined, 1087 (54.9%) had at least one species of parasite. The prevalence of hookworm was 74.5% followed by 50.2% and 37.2% for Strongyloides species larvae and adult respectively, and 25.1% for Ascaris species. The highest prevalence was observed in the refuse dump (74.2%) followed by toilet area (36.5%) while the lowest was at house vicinities (1.6%). Fifty-seven percent of the respondents use pit latrine while 20.6% still practice open defecation. A high transmission risk was observed as large percentage (66.8%) of the respondents showed inadequate knowledge of how to avoid STH infections. Moreover, 64.0% and 25.2% reported that they often walk barefooted and suck fingers respectively. The high prevalence of parasitic contamination of soil observed in the present study and the high proportion of respondent with inadequate knowledge of how to prevent transmission of STH pose a high risk of re-infections in the study area even after treatment. Therefore there is a need for proper education on parasite transmission in the area.

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