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International Journal of Zoology and Animal Biology Research Article 9 min read

Epidemiological Study of Animal Bites and Rabies in Bandar Astara City in 2017

Mordi Asl E*
* Corresponding author
ISSN: 2639-216X  10.23880/izab-16000142  Received: March 16, 2019  Published: March 28, 2019
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Keywords
Animal Bites Astara Epidemiological Studies
Abstract

Introduction: Rabies is a viral disease that virus is removing from body during an animal’s bite and can cause death. The aim of this study was to determine of the epidemiologic cases of animal bite and rabies in Northern of Iran. Method: This cross-sectional descriptive study was conducted on 150 cases in Bandar Astara city in 2017. Data were collected using a researcher-made checklist. For analyze the data we used SPSS 22. Results: In this study, 78% of cases were males and 22% of females. The mean age was 34.25 ± 19.41. Most cases of animal bites occurred at age 50 and older. 49.3% of cases were in the urban and 50.7% in the rural area. Most of animal bites happened by the dog. 97.3% of animals were domesticated. The majority bites were happened in leg 83(55.3%). Conclusion: The results of the study showed that animal bite is still one of the public health problems in the Astara city. Therefore, the necessary measures to prevent and minimize animal bites are necessary

Introduction

Animal bite is one of the important threats to human health. Rabies is a viral disease that virus is removing from body during an animal’s bite. Rabies is one of the most important causes of mortality, especially in developing countries [1, 2, 3].

The incidence of animal bites in the United States is estimated at 200 per 100 000 persons per year [4]. In each of two areas in Italy (Bologna and South Tyrol), the incidence of bites was separately determined to be 50–60 per 100 000 persons per year [5].

In Iran, in 2013, there were about 150,000 animal bites and 4 cases of rabies. According to the state of animal bites in 2012, the highest incidence of rabies is in the provinces of Golestan and Ardebil (393-503 per 100,000 people). Dog biting in several developing countries is epidemic and more than 90% of all bites are included. Increasing the number of stray dogs and animal bites cases indicates the importance of disease and the need for action [6, 7, 8, 9].

The city of Bandar Astara, with an area of 344 square kilometers, is located in the northwest of Guilan province. In the west of this city located the mountains covering by Talesh, et al. forest and on the east coast of the Caspian Sea. In the north of the city is the Astara River or Astara Tea, which is the border line between Iran and the Republic of Azerbaijan and divides Astara into two parts of the Astara region of Azerbaijan and Iran. The city has a border division, three rural districts (Lundwill, Veremoni and Heiran) and 64 villages. The climate of Astara is moderate and humid, with spring and autumn rainy between 1200 and 1400mm, and a moderate temperate with fertile and sedimentary soils for agriculture, forest cover is one of the major characteristics of the city [10].

In this study, 117 (78%) males and 33 (22%) females of animal bites were reported. The mean age of the participants was 34.25±19.41, and the most cases of animal bites were observed in the age range of 50 years and older (26%). The age of the least injured was 2 years old and the oldest was 79 years old. Of the total cases, 74 (49.3%) were resident in the city and 76 (50.7%) were in the village. Among the employed, people with free occupation had the most cases of animal bites, then, respectively, students with 29 cases and housewives with 21 cases had the most number of animal bites (Table 1).

Since, after clinical symptoms in humans and animals, the disease cannot usually be treated and cause death [11, 12, 13, 14, 15]; Therefore, the first step in controlling the disease is epidemiological studies [1, 13]. The aim of this study was to determine the epidemiologic cases of animal bite and rabies in Bandar Astara.

Demographic FeaturesNo.%
SexMale17778
Female3322
Age (years)1-91510
10-192516
20 -292516
30 - 393122
40- 491510
50 and above3926
LocationUrban7449.3
Rural7650.7
JobCattleman53.3
Farmer42.7
Employee42.7
Free4026.7
Worker96
Housewife2114
Student2919.3
Other3825.3

Table 1: The results of animal bites and some demographic variables.

Method

This descriptive cross-sectional study was performed on the individuals of all animal bites recorded in the Healthcare facility Astara in 2017. The total number of referrals was 150. To collect this information, a researcher-made checklist that was approved by the experts was used. For analyze the data we used SPSS 22.

Results

Out of all cases of animal bites, 5 types of invasive animals were identified, most of them happened by the dog. Out of all invasive animals, 146 (97.3%) were domesticated and 4 (2.7%) were wild. We also investigated the invasive animals for fate (under observation, stray, fled and killed), that animals under observation were the highest cases 116 (77.3%) (Table 2).

FeatureAnimal SpecificationsMaleFemaleTotal
Invasive Animal TypeDog10522127
Cat9918
Jackal101
Raccoon213
Rabbit011
Animal Ownership StatusDomesticated11432146
Wild314
The Destiny of the Invasive AnimalUnder Observation9224116
Stray15520
Fled8311
Killed213

Table 2: Type of animal and relationship to frequency of animal bites.

The animal's bite site was divided into 5 sections. It was found that majority had animal bites on leg 83(55.3%). Results showed that 116 animal bites needed partial treatment (3 times the vaccine) and 34 patients needed complete treatment (5 times the vaccine). Also, 124 (82.7%) patients did not need to receive anti-rabies serum and their injuries improved with vaccine, and 26 (17.3%) needed anti-rabies with vaccine (Table 3).

Site BiteMaleFemaleTotal
Leg681583
Hand381351
Body8210
Face235
Neck101

Table 3: The location of injury in human’s body.

Discussion

In this study, the number of animal bites in males (78%) was higher than females (22%); it was similar to the studies by BabaeyanMoghadam and colleagues (68.7% males, 31.3% females), Nikbakht, et al. [16] (598 miles from 722 case), and Dhand, et al. (62% males, 38% females)[14, 15, 16, 17].

The present study showed that 74 cases (49.3%) were resident in the city and 76 (50.7%) were resident in the village. In study of Sarbishgi, et al. [15, 18], 81.7% were from the village: In the study of Nikbakht, et al. [16] of the 722 cases of animal bites, 528 were rural.

In the analysis of the results of this variable can be stated that unlike other studies, there is not much difference between urban and rural animal bites. It may be due to the lack of organizing animals in urban areas by the municipality.In our research, people with free occupation (25.3%) had the most cases of animal bites, then students (19.3%) and housewives (14%) had the most cases of animal bites, respectively. But in the study of Bahoner, et al.[16, 19], 34.4% of the subjects were students, and after that, farmers and cattlemen (20.9%) were the priorities. The study of Charkzai and colleagues [20] in AqQala also showed that 28.9% of cases of animal bites occurred in students.Out of all cases of animal bites, 5 types of invasive animals were identified, most of them happened by the dog (84%).In studies conducted by SarbisheghMoghadam and colleagues [18], Barzkar and colleagues [21], Sangeetha, et al. [22], Navneet K and colleagues [17], 83.5%, 86.7%, 94.49%, 63.77%, 95.5% of the animal was biting by the dog, respectively. The results of this study showed that 97.3 percent of all animal bites were domesticated animals and 2.7 percent by wild animals:Which is consistent with the results of SarbishghiMoghadam and colleagues [18] (84.5%), BabaeyanMoghadam and colleagues [15] (95.2%), and Sangeetha, et al. [22] (59.4%). The results of the study by Brazkar and colleagues [21] also showed that the most cases of animal bites have occurred by domestic animals. However, the study by Navneet K and colleagues [17], contrary to the results of previous studies, showed that 71% of cases had occurred with stray dogs. This suggests that the presence of a high density of dogs on the street (commonly seen in developing countries, including Bhutan) is a risk factor for increased reports of dog bites incidents in Bhutan.In terms of bite site, it was found that majority had animal bites on leg 83(55.3%) [23, 24, 25]. In the study, Barzkar and colleagues [21] had 60.95% of the bites on the lower extremities, and in the study of Sangeetha, et al. [22], 42 cases (60.87%) were on leg. Navneet K and colleagues [17] showed that most (90%) dog bites were inflicted on the extremities with 73% on the legs and 18% on the hand/arms.

Results showed that 116 animal bites needed partial treatment (3 times the vaccine) and 34 patients needed complete treatment (5 times the vaccine). Also, 124 (82.7%) patients did not need to receive anti-rabies serum and their injuries improved with vaccine.The study by Barzkar and colleagues [21] found that 3.2% of the individuals received vaccine once, 14.2% twice, 81.1% of them three times and 1.6% received more than 4 times. Amiri, et al. [23] reported 100% complete vaccination, of which 570 received only vaccine and 18 received Gamma globulin with vaccine. Findings from SabouriGhannad and colleagues [24] also showed that 3596 cases (81.3%) had partial vaccine and 824 cases (18.7%) had received complete vaccine.

Conclusion

Given that most cases of animal bites have been inflicted by the dog, the organs concerned should take necessary measures to organize these animals. Also give dog owners the necessary training. Considering that in this study in the urban areas there was a relatively high prevalence of animal bites, we should prevent the spillage of waste products in front of homes and pedestrians and maintain environmental health.

Acknowledgments

In the end, we would like to thank all the staff at Astara Health Centers who helped us with this study.

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BibTeX
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@article{mordi2019,
  title   = {Epidemiological Study of Animal Bites and Rabies in Bandar
Astara City in 2017},
  author  = {Mordi Asl E},
  journal = {International Journal of Zoology and Animal Biology},
  year    = {2019},
  volume  = {2},
  number  = {2},
  doi     = {10.23880/izab-16000142}
}
Mordi Asl E (2019). Epidemiological Study of Animal Bites and Rabies in Bandar
Astara City in 2017. International Journal of Zoology and Animal Biology, 2(2). https://doi.org/10.23880/izab-16000142
TY  - JOUR
TI  - Epidemiological Study of Animal Bites and Rabies in Bandar
Astara City in 2017
AU  - Mordi Asl E
JO  - International Journal of Zoology and Animal Biology
PY  - 2019
VL  - 2
IS  - 2
DO  - 10.23880/izab-16000142
ER  -