Sedentary lifestyle, persentase lemak tubuh, dan massa otot berhubungan dengan kejadian obesitas pada usia paruh baya dan lanjut usia
Authors: Kinasih Prananingrum , Syauqy Ahmad , Margawati Ani 
Published: November 2024

Background: Obesity is a complex chronic disorder and plays a role in increasing degenerative diseases. Obesity is related to one of its risk factors, namely a sedentary lifestyle, body fat percentage, and muscle mass.
Purpose: To analyze the relationship between sedentary lifestyle, body fat percentage, and muscle mass with the incidence of obesity in middle-aged and elderly.
Method: Using a cross-sectional study approach involving 153 respondents selected through purposive sampling technique. The instruments used were the Sedentary Behavior Questionnaire (SBQ) to obtain data on sedentary lifestyle on weekdays and weekends, Bioelectrical Impedance Analytic (BIA) to obtain data on body fat percentage, muscle mass, and obesity incidence. Data analysis used univariate and bivariate chi-square tests.
Results: The majority of respondents were aged ≥60 years, female as many as 124 respondents (81.0%) with an education level of ≤ junior high school as many as 106 respondents (69.3%), and unemployed as many as 131 respondents (85.6%). The sedentary lifestyle on weekdays and weekends was classified as high, the percentage of body fat of respondents was classified as very high, and the majority of respondents' muscle mass was classified as low and most were obese. The correlation test of sedentary lifestyle on weekdays and weekends, percentage of body fat, and muscle mass was 0.000.
Conclusion: Sedentary lifestyle, body fat percentage, and muscle mass are significantly related to the incidence of obesity in middle age and old age.

Keywords: Body Fat Percentage; Muscle Mass; Obesity; Sedentary Lifestyle.

Pendahuluan: Obesitas merupakan gangguan kronis yang kompleks dan berperan dalam peningkatan penyakit degeneratif. Obesitas berkaitan dengan salah satu faktor risikonya yaitu sedentary lifestyle, persentase lemak tubuh, dan massa otot.
Tujuan: Untuk menganalisis hubungan antara sedentary lifestyle, persentase lemak tubuh, dan massa otot dengan kejadian obesitas pada usia paruh baya dan lanjut usia.
Metode: Menggunakan pendekatan studi cross-sectional dengan melibatkan 153 responden yang dipilih melalui teknik pengambilan sampel yaitu purposive sampling. Instrumen yang digunakan yaitu Sedentary Behaviour Questionnaire (SBQ) untuk mendapatkan data sedentary lifestyle pada weekday dan weekend, Bioelectrical Impedance Analytic (BIA) untuk mendapatkan data persentase lemak tubuh, massa otot, dan kejadian obesitas. Analisis data menggunakan univariat dan bivariat uji chi-square.
Hasil: Responden mayoritas berusia ≥60 tahun, berjenis kelamin perempuan sebanyak 124 responden (81.0%) dengan tingkat pendidikan ≤ SMP sebanyak 106 responden (69.3%), dan tidak bekerja sebanyak 131 responden (85.6%). Sedentary lifestyle pada hari kerja dan akhir pekan tergolong tinggi, persentase lemak tubuh responden yang tergolong sangat tinggi, dan massa otot responden mayoritas tergolong rendah serta kebanyakan mengalami obesitas.Uji korelasi pada sedentary lifestyle weekday dan weekend, persentase lemak tubuh, dan massa otot sebesar 0.000.
Simpulan: Sedentary lifestyle, persentase lemak tubuh, dan massa otot berhubungan signifikan dengan kejadian obesitas pada usia paruh baya dan lanjut usia.

Kata Kunci: Kejadian Obesitas; Massa Otot; Persentase Lemak Tubuh; Sedentary Lifestyle.