Muhammad Jawad Tahir, Arooj Fatima, Sundas Sohail, Shiza Kazmi, Filza Shoukat.
Frequency of Hamstring Muscle Strain Injuries in Athletes of Different Universities of Lahore: a Cross-sectional Study.
Pak J Physical Therapy Jan ;1(3):3-6.

Highlights: Hamstring strain is the most prevalent noncontact injury in athletes Frequency of Hamstring Strain Injury (HSI) was found to be high in selected sample of athletes. Age and previous injury were identified as the main risk factors for injury among athletes of universities due to lack of sports specific coaching Abstract: Hamstring Strain Injury (HSI), one of the common sports injury and it result from a complex interaction of multiple risk factors and events. Only a fraction of these have been identified. The purpose of the study was to find the frequency of HSI in athletes of different Universities of Lahore.Objectives: To determine the frequency of hamstring muscle strain injuries in athletes of different Universities of Lahore.Methodology: This cross-sectional study involved 102 participants selected by convenient sampling, aged between 18-25 years, from both genders and different Universities of Lahore playing at national or provincial level. Those with critical risk factors such as contusion, bruises, ecchymosis and other pathological conditions i.e. tendon rupture, chronic tendinopathies, fracture and tumor etc. were excluded. The data were tabulated and analyzed by using SPSS version 20.0. Results: The frequency of HSI was 70%. There were 36(35.3%)respondents who got injured once and were mostly right sided. Those who suffered two times were 17(16.7%), three times 9(8.8%), four times 4 (3.9%) and five times were 4 (3.9%). Athletes suffering from HSIs reported their symptoms to aggravate during stretching (45.1%), during jogging (28.4%), accelerating (28.4%) and while changing direction during running (21.6%). Conclusions: Frequency of HSIs was found to be high in selected sample of athletes. Age and previous injury were identified as the main risk factors for injury among athletes of universities due to lack of sports specific coaching. Key words: Athletes, Lahore, Hamstring strain injury, university, sports

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