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Journal : Jurnal SEGAR

Pengaruh Kadar Hb dan FEV1 terhadap VO2MAX Atlet Softball Hariyanti, Mila Ayu; Setiakarnawijaya, Yasep; Ihsani, Sri Indah; Diyananda, Dzulfiqar; Yuliana, Ela
Jurnal Segar Vol. 11 No. 1 (2022): Jurnal SEGAR, Volume 11 Nomor 1, November 2022
Publisher : Universitas Negeri Jakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21009/segar/1101.04

Abstract

Penelitian ini bertujuan untuk mengetahui faktor-faktor yang berpengaruh terhadap VO2Max atlet Softball dengan menggunakan uji regresi linear. Teknik pengumpulan data dilakukan dengan melakukan pengukuran terhadap VO2Max, Kadar Hb dan Force Expiratory Volume 1 Second (FEV1) setelah sebelumnya diberikan informed consent pada 13 atlet softball yang bersedia menjadi subjek penelitian. Data yang didapat kemudian diproses dan dianalisis menggunakan SPSS. Hasil Analisa dengan menggunakan SPSS didapatkan nilai rata rata VO2Max sebesar 44,58 cc/kg/menit sementara rata rata Kadar Hb dan FEV1 secara berurutan adalah 13,85 mg/dl dan 3,37 L. Hasil uji regresi linear berganda menunjukkan (1) terdapat pengaruh yang signifikan Kadar Hb terhadap VO2Max dengan koefisien beta terstandar sebesar 0,433 dan nilai signifikansi 0,068, (2) terdapat pengaruh yang signifikan FEV1 terhadap VO2Max dengan koefisien beta terstandar sebesar 0,517 dan nilai signifikasi 0,035 (3) FEV1 memberikan pengaruh yang lebih besar dibandingkan dengan Kadar Hb terhadap VO2Max atlet Sofball dengan persamaan regresi linear berganda VO2Max= 28,147 +0,7Hb+1,995 FEV1.
Pengaruh Kombinasi Sport Massage dan Deep Tissue Massage Terhadap Ketegangan Otot Ekstremitas Bawah Pada Atlet KOP Karate UNJ Apriza, Taufiqurahman Akbar; Samsudin; Setiakarnawijaya, Yasep; Yuliana, Ela
Jurnal Segar Vol. 12 No. 2 (2024): Jurnal Segar, Volume 12 Nomor 2, Mei 2024
Publisher : Universitas Negeri Jakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21009/Segar/1202.01

Abstract

Abstrak. Ketegangan otot merupakan bagian dari gejala Delayed Onset Muscle Soreness (DOMS), dan biasanyan dikeluhkan oleh atlet setelah 12-24 jam melakukan latihan dengan intensitas tinggi. Ketegangan otot dapat diatasi dengan berbagai macam metode salah satunya adalah menggunakan metode sport massage dan deep tissue massage. Penelitian ini bertujuan untuk mengetahui pengaruh kombinasi sport massage dan deep tissue massage terhadap penurunan tingkat ketegangan otot ekstrimitas bawah pada atlet KOP Karate UNJ. Populasi yang digunakan adalah atlet KOP UNJ dan penentuan sampel menggunakan teknik purposive sampling. Sebanyak 15 sampel yang digunakan dan telah memenuhi kriteria sebagai sampel dalam penelitian ini. Metode penelitian ini menggunakan pre-experimental design dengan model one-group pretest-postest design. Pengumpulan data tingkat ketegangan otot menggunakan Numeric Rating Scale (NRS) dan dilakukan sebelum dilakukan perlakuan (pretest) maupun sesudah perlakuan (posttest). Paired Samples t Test digunakan untuk menguji perbedaan perubahan tingkat ketegangan otot ekstremitas bawah 24 jam setelah latihan, dan setelah perlakuan kombinasi sport massage dan deep tissue massage. Hasil penelitian ini menunjukan bahwa, berdasarkan hasil uji hipotesis dengan uji paired samples t-test, diketahui bahwa nilai P value < 0,05. Dengan demikian, dapat disimpulkan bahwa kombinasi sport massage dan deep tissue massage menurunan ketegangan otot ekstremitas bawah yang muncul dari pengaruh latihan. Abstract. Muscle tension is part of the symptoms of Delayed Onset Muscle Soreness (DOMS), and athletes usually complain about it after 12-24 hours of high-intensity exercise. Muscle tension can be treated using various methods, one of which is using sports massage and deep tissue massage. This study aims to determine the effect of a combination of sports massage and deep tissue massage on reducing the level of lower extremity muscle tension in KOP Karate UNJ athletes. The population used was KOP UNJ athletes and the sample was determined using a purposive sampling technique. A total of 15 samples were used and met the criteria as samples in this research. This research method uses pre-experimental design with a one-group pretest-posttest design model. Data collection on muscle tension levels used the Numeric Rating Scale (NRS) and was carried out before treatment (pretest) and after treatment (posttest). Paired Samples t Test was used to test differences in changes in the level of lower extremity muscle tension 24 hours after exercise, and after a combination of sports massage and deep tissue massage. The results of this research show that, based on the results of hypothesis testing using the paired samples t-test, it is known that the P value is <0.05. Thus, it can be concluded that the combination of sports massage and deep tissue massage reduces lower extremity muscle tension that arises from the influence of exercise.
The Combination of Massage and Proprioceptive Neuromuscular Facilitation to Improve Range of Motion After Ankle Injury in Football Athletes of Universitas Negeri Jakarta Salsa Bila Raif Sargyono; Samsudin; Yuliana, Ela; Nurdin, Fatah; Kuswahyudi; Oktafiranda, Nadya Dwi
Jurnal Segar Vol. 13 No. 2 (2025): Jurnal Segar, Volume 13 Nomor 2, Mei 2025
Publisher : Universitas Negeri Jakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21009/segar/1302.05

Abstract

Ankle injuries are common among football athletes and often result in symptoms such as limited movement or decreased range of motion (RoM). The aim of this study was to investigate the effect of combining massage and Proprioceptive Neuromuscular Facilitation (PNF) in improving RoM following ankle injuries in athletes from the Performance Sports Club Football Team at Universitas Negeri Jakarta (UNJ). This study employed a pre-experimental design using a one-group pre-test and post-test model, with participants selected through purposive sampling. A total of 14 samples met the inclusion criteria. Ankle joint RoM was assessed using a goniometer during plantarflexion, dorsiflexion, eversion, and inversion movements. Measurements were taken before (pre-test) and after (post-test) the intervention, which was administered three times over the course of one week. Statistical analysis showed a significant improvement in the RoM for plantarflexion, dorsiflexion, and inversion (P = 0.00 or P < 0.05), but not for eversion (P = 0.919 or P > 0.05). These findings indicate that the combination of massage and PNF can effectively enhance ankle joint RoM in plantarflexion, dorsiflexion, and inversion, but not in eversion. This may be due to the anatomically limited eversion angle of the tibiotalar joint surface, which restricts eversion RoM. Consequently, the improvement in eversion RoM was not statistically significant after the intervention. However, the extent to which anatomical factors affect eversion RoM remains unclear and warrants further investigation.  
Influence Nordic Hamstring Exercises on Increasing Hamstring Muscle Flexibility in Athletes Jakarta State University Futsal darmawan, Cahyadi; Yuliana, Ela; Diyananda, Dzulfiqar; Purba, Ruliando Hasea
Jurnal Segar Vol. 14 No. 1 (2025): Jurnal Segar, Volume 14 Nomor 1, November 2025
Publisher : Universitas Negeri Jakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21009/segar/1401.03

Abstract

Flexibility muscle hamstrings for futsal athletes have role important to support performance physique like acceleration and running fast , and prevent injury . This study aims to determine influence Nordic Hamstring exercises against improvement flexibility hamstring muscles in futsal athletes at Jakarta State University. This study used approach one group test -posttest design. A total of 15 samples study get treatment exercise Nordic hamstring s as many as 16 meetings . To find out influence from exercise nordic hamstring against improvement flexibility hamstring muscles using instrument sit and reach with tool flexometer . Research results disclose there is significant difference​ in a way statistics on flexibility hamstring muscles before and after do exercise Nordic hamstring (p = 0.001 or p < 0.05). With thus can concluded that exercise nordic hamstring effect positive to improvement flexibility hamstring muscles in futsal athletes at Jakarta State University. This study recommends use exercise Nordic hamstring as part from exercise programs for flexibility extremities down and up performance in futsal athletes .