Effect of Underlying Cardiometabolic Diseases on the Association Between Sedentary Time and All‐Cause Mortality in a Large Japanese Population: A Cohort Analysis Based on the J‐MICC Study

Background This study aimed to determine the association between sedentary time and mortality with regard to leisure‐time physical activity with or without cardiometabolic diseases such as hypertension, dyslipidemia, and diabetes mellitus. Methods and Results Using data from the J‐MICC (Japan Multi‐...

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Autores principales: Teruhide Koyama, Etsuko Ozaki, Nagato Kuriyama, Satomi Tomida, Tamami Yoshida, Ritei Uehara, Keitaro Tanaka, Megumi Hara, Asahi Hishida, Rieko Okada, Yoko Kubo, Isao Oze, Yuriko N. Koyanagi, Haruo Mikami, Yohko Nakamura, Ippei Shimoshikiryo, Toshiro Takezaki, Sadao Suzuki, Takahiro Otani, Kiyonori Kuriki, Naoyuki Takashima, Aya Kadota, Kokichi Arisawa, Sakurako Katsuura‐Kamano, Hiroaki Ikezaki, Masayuki Murata, Kenji Takeuchi, Kenji Wakai
Formato: article
Lenguaje:EN
Publicado: Wiley 2021
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Acceso en línea:https://doaj.org/article/2ca226f2b9654c639286cd696e8d1c4b
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Sumario:Background This study aimed to determine the association between sedentary time and mortality with regard to leisure‐time physical activity with or without cardiometabolic diseases such as hypertension, dyslipidemia, and diabetes mellitus. Methods and Results Using data from the J‐MICC (Japan Multi‐Institutional Collaborative Cohort) Study, 64 456 participants (29 022 men, 35 434 women) were analyzed. Hazard ratios (HRs) and 95% CIs were used to characterize the relative risk of all‐cause mortality to evaluate its association with sedentary time (categorical variables: <5, 5 to <7, 7 to <9, ≥9 h/d and 2‐hour increments in exposure) according to the self‐reported hypertension, dyslipidemia, and diabetes mellitus using a Cox proportional hazards model. A total of 2257 participants died during 7.7 years of follow‐up. The corresponding HRs for each 2‐hour increment in sedentary time among participants with all factors, no factors, hypertension, dyslipidemia, and diabetes mellitus were 1.153 (95% CI, 1.114–1.194), 1.125 (95% CI, 1.074–1.179), 1.202 (95% CI, 1.129–1.279), 1.176 (95% CI, 1.087–1.273), and 1.272 (95% CI, 1.159–1.396), respectively. Furthermore, when analyzed according to the combined different factors (hypertension, dyslipidemia, and diabetes mellitus), HRs increased with each additional factor, and participants reporting all 3 conditions had the highest HR of 1.417 (95% CI, 1.162–1.728) independently of leisure‐time metabolic equivalents. Conclusions The association between sedentary time and increased mortality is stronger among patients with hypertension, dyslipidemia, and diabetes mellitus regardless of leisure‐time physical activity in a large Japanese population.