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Table 1 Summary of the measurements during the different phases of the KHAST

From: A prospective cohort study identifying risk factors for shoulder injuries in adolescent elite handball players: the Karolinska Handball Study (KHAST) study protocol

Phase Measurements Equipment/tools
Baseline (September 2014 and 2015) Gender. Match and training exposure, injury history, handball level, playing position, athletic identity.
Shoulder ROM, stability, strength and JPS. Neck control. Trunk mobility. Scapular dyskinesis.
Modified OSTRC overuse injury questionnaire
Fahlström’s questionnaire
AIMS questionnaire
KHAST test protocol
Follow-up September 2014 to May 2015 and September 2015 to May 2016 Weekly reports on injuries and training and game load. Modified OSTRC overuse injury questionnaire
Follow-up on subgroup September 2014 to May 2015 and September 2015 to May 2016 Weekly reports on injuries and training and game load.
Bi-monthly measurements; Shoulder ROM, stability, strength and JPS. Neck control. Trunk mobility. Scapular dyskinesis.
Modified OSTRC overuse injury questionnaire
KHAST test protocol
Follow-up once every semester 2014–2018 Physical profile including; bench press, deep squats, Cooper’s test, 10 and 20-m sprint, squat jumps, CMJ, hand grip strength, clean lifts, chins, dips, weight and height. Handgrip dynamometer, timing gates, measuring tape, scale and gym equipment
  1. AIMS Athletic Identity Measurement Score, CMJ Counter movement jumps, JPS Joint position sense, KHAST The Karolinska Handball Study, OSTRC Oslo Sports Trauma Research Center, ROM range of motion