Publications by authors named "T Kumai"

Background: Low-frequency acupuncture is used to maintain skeletal muscle flexibility and improve joint range of motion; however, its definite effects are unclear. This study aimed to determine the effects of low-frequency acupuncture on muscle and fascial stiffness and ankle dorsiflexion range of motion.

Methods: The participants included 12 randomly selected healthy adults.

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Relationship between ability to perform the deep squat test (DST) and floating toes among baseball players with disabled throwing shoulder/elbow was retrospectively investigated. Players performed the DST by fully squatting while having their arms crossed in front of their chest without lifting the heel off the floor or falling backwards. Floating toes were evaluated if all the toes were in contact with the mat or not.

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Objective: This study aimed to evaluate and compare the outcomes of patients undergoing video-assisted thyroidectomy versus those undergoing traditional open surgery.

Methods: In this retrospective study, we reviewed the clinical records of 449 patients who underwent thyroid surgery at our institution between April 2017 and March 2022. Of these, 209 underwent video-assisted thyroidectomy, while 248 underwent traditional open surgery.

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Introduction: This study examined the relationship between ball release points and pitching performance among professional baseball pitchers, with a focus on variability.

Methods: We used open-source data to compare ball release point variability between Major League Baseball (MLB) and Minor League Baseball (MiLB) players. The relationship between pitching performance and variability was analyzed using multiple regression analysis.

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Introduction: To the best of our knowledge, no previous studies have linked the progression of hallux valgus (HV) with plantar pressure distribution. Therefore, this study aimed to determine the progression of HV angle in elite adolescent dancers and evaluate the risk factors associated with foot plantar pressure during demi-pointe movement.

Methods: For this cohort study, 40 adolescent dancesport dancers (age: 14.

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