This study will be conducted in the Department of physical therapy, College of Applied Medical Sciences,Jazan University, to investigate text neck syndrome and hand grip force in smart phone addiction among students of jazan university
Four hundreds students with age 19 to 26 years old, and right dominant hand, will be recruited from the College of Applied Medical Sciences, Jazan University. Subjects will be randomly assigned to into a heavy user group (n=300; female and male students) and a control or regular use group (n=300; female and male students) according to their smartphone addiction proneness scale. Baseline hydraulic hand dynamometer: (Fabrication Enterprises Incorporated, White Plains,New York, USA) is used to measure the hand grip strength and pinch strength. Algometer Commander (JTech Medical Company) is used on the location of the trigger point to assess the amount of pressure the patient could sustain before the patient registered the pressure as being painful for upper fiber of trapezius muscle and sternocleidomastoid muscle
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
DIAGNOSTIC
Masking
NONE
Enrollment
600
The pain pressure thresholds (PPTs) will be measured using an pressure algometer commander over potential trigger points (TrPs) on the body for upper fiber of trapezius, and sternocleidomastoid muscle.
For measuring the grip strength, the subjects will be asked to sit on a chair with their hip joint flexed at 90 degree, and shoulder joint in a neutral position. The elbow is fixed at 90 degree flexion, forearm in a neutral position, and wrist at 0 to 15 degree radial deviation The test will be performed twice, and the higher value between the two measurements will be selected.
Jazan University
Riyadh, Jazan Region, Saudi Arabia
Pain pressure threshold for upper fiber of trapezius muscle
Using Algometer to measure pain pressure for upper trapezius trigger point which lies in the more horizontal fibers of the upper trapezius on the back of the shoulder, about halfway between spine and the acromion on right and left side for 3 repetition for each
Time frame: 3 minutes
Pain pressure threshold for sternocleidomastoid muscle
Using Algometer to measure pain pressure for sternocleidomastoid muscle on right and left side for 3 repetition for each. Measurement will includes three sites on each side: 1\. upper part of the sternal division of the muscle near to its insertion into the mastoid process. 2. he mid-part of the sternal division of the muscle. 3. lower end of this division near to its attachment to the sternum.
Time frame: 9 minutes
Hand Grip Force
For measuring the grip strength, the subjects will be asked to sit on a chair with their hip joint flexed at 90 degree, and shoulder joint in a neutral position. The elbow is fixed at 90 degree flexion, forearm in a neutral position, and wrist at 0 to 15 degree radial deviation.The test will be performed twice, and the higher value between the two measurements will be selected. The subjects are allowed a rest time of more than 5 minutes after the first measurement to avoid examiner bias and to decrease physical stress
Time frame: 15 minutes
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