Prevalence of Head Lice (Pediculus humanus capitis) among Primary School Children in Baghdad Suburbs

2021 ◽  
2022 ◽  
Vol 67 (4) ◽  
pp. 382-389
Author(s):  
Ahmed Akil Khudhair AL-Daoody ◽  
Asmaa Khalis Mohammed ◽  
Hawri Hawar Mohammed Jabbary ◽  
Fattma A. Ali ◽  
Hanifa Abdulkareem Ibrahim ◽  
...  

Pediculosis is an integumentary disease caused by the ecto-parasite Pediculus humanus capitis, which infests human hair. It is a common public health problem that is most prominent worldwide in elementary school children. The current study aimed to investigate the prevalence, risk factors, and genetic diversity of P. humanus capitis among primary school children in the Erbil province. For this purpose, this study was conducted from October 2019 to December 2019 among 1100 randomly selected elementary school children aged 6-12. Data collection was performed via a regular questionnaire and physical hair examination. For the genetic diversity part, after collecting one louse randomly from each individual, DNA was extracted. The mitochondrial Cox1 gene was then amplified by universal primer and PCR. Gene sequencing was performed by ABI (BioNEER, South Korea). Data analysis was done by Chi-Square and T-test using the SPSS ver. 23. The overall infestation rate was 21.27%, and the rate was significantly higher among females (34.93%) compared to males (7.91%). Some variables had found the prevalence rate to be strongly affected. This included age; the rate was not significant (26.87%) in the age group 8-9 years compared to other age groups. According to hair length, the rate was significantly increased (36.52%) among children with tall hair. In terms of hair type, the incidence of curly-haired children was significantly higher (31.54%); in terms of hair color, there were not significant differences among blonde children (25.90%) and others. According to the results of Cox1 gene sequencing, of 234 infested children to lice, 86 (36.75%) of them were exposed to clade A, 38 (16.24%) were exposed to clade B, clade C has not been seen among any children (0%), 105 students (44.87%) were exposed to clade D, and 5 of them exposed to clade E (2.14%). Eventually, a significantly higher incidence (33.78%) was reported in rural primary school children. The infection rate of human head lice in Erbil province is still high, which is one of the health problems of children in public schools.


2020 ◽  
Vol 18 (2) ◽  
Author(s):  
Muhammad Rusyaidi Azali ◽  
Nor Faiza Mohd Tohit ◽  
Razman Mohd Rus

Introduction: Pediculosis capitis among primary school children is always known as the problem of the lower socio-economic class and rural communities. It carries significant consequences to the school children and caregivers. Limited studies have been conducted among the urban populations. Thus, this study aims to investigate the prevalence and predictors of Pediculosis capitis among Urban primary school children in Kuantan. Materials and method: An analytical cross-sectional study using cluster random sampling was carried out in Kuantan, Pahang, Malaysia. A selfadministered validated questionnaire was issued to the participants with purpose to collect socio-demographic data related to age, gender and factors that associated with head lice infestations among primary school children from standard one to six. It was then followed by hair and scalp examination by a well-trained examiners to check the infestation status. The results were analyzed using the chi-squared test and logistic regression analysis. Results: A total of 1347 students from 5 schools  were included in this study. Majority of them were males (53.6%), Malays (61.0%), household income between RM1000-RM2999 (32.1%). The overall prevalence was 9.1% (n=122). Multivariate analysis showed that predictors for pediculosis capitis were female gender (OR= 6.02, 95% CI= 2.97-12.21), Indian ethnicity (OR= 5.55 , 95% CI=3.26-9.45), sibling of more than 5 (OR= 2.72 , 95% CI=1.04-7.12) and contact with infested person (OR=2.42, 95% CI=1.58-3.71). Conclusion: The prevalence of Pediculosis capitis among urban primary school children in Kuantan, Pahang is endemic (9.1%) and predictors are female genders, Indian ethnicity, having siblings of more than 5 and contact with infested person. Hence, preventive measures are necessary to reduce the transmission of head lice among school children.


2015 ◽  
Vol 33 (1) ◽  
pp. 23-29 ◽  
Author(s):  
Tone Birkemoe ◽  
Heidi Heggen Lindstedt ◽  
Preben Ottesen ◽  
Arnulf Soleng ◽  
Øyvind Næss ◽  
...  

1995 ◽  
Vol 33 (3) ◽  
pp. 243 ◽  
Author(s):  
H K Hong ◽  
C M Kim ◽  
J S Lee ◽  
W J Lee ◽  
Y C Yang

2021 ◽  
Vol In Press (In Press) ◽  
Author(s):  
Maryam Sepehri ◽  
Zahra Jafari

Background: Pediculosis capitis or head lice infestation is one of the most critical public health problems, primarily involving primary school children. Objectives: This study aimed to determine the prevalence of Pediculus capitis contamination among primary school students in the villages of Varzaqan city, East Azerbaijan province, Iran, in 2020. Methods: Overall, 400 primary school students aged 7 - 12 were selected through convenience sampling. First, a demographic checklist was filled out for each participant, and then hair examination was carried out individually and privately to detect head lice or eggs/nits. The data analysis was performed using descriptive (frequency and percentage) and analytical methods, including chi-square and t-tests (SPSS, version 16). A P-value of less than 0.05 was considered significant. Results: Of 400 students, 41 (10.3%) were infested with P. capitis. The prevalence rate significantly differed between boys (6.2%) and girls (14.8%). There was a significant association between pediculosis and mother’s education, father’s job, family income, history of infestation, number of combs per day, and frequency of hair washing per week. Conclusions: According to the prevalence of head lice in primary school children, we need to increase the awareness and train children, parents, and teachers through further cross-sectoral cooperation between education and health centers. Also, the presence of a hygiene teacher at school to improve the health status of students can significantly reduce the prevalence of pediculosis.


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