Association between sarcopenia and new-onset chronic kidney disease among middle-aged and elder adults: findings from the China Health and Retirement Longitudinal Study

Table 3 Incidence of new-onset kidney disease according to baseline sarcopenia status, 2011?2015

	Cases (n)	Incidence Rate, per 1000 Person-Years	HR (95%CI)
	Cases (n)	Incidence Rate, per 1000 Person-Years	Model 1	Model 2	Model 3	Model 4
No sarcopenia	235	59.38	1.00 (Ref.)	1.00 (Ref.)	1.00 (Ref.)	1.00 (Ref.)
Possible sarcopenia	439	62.93	1.06 (0.91–1.25)	1.12 (0.96–1.32)	1.12 (0.95–1.32)	1.12 (0.95–1.32)
Sarcopenia	201	86.98	1.48 (1.23–1.79)***	1.36 (1.12–1.65)**	1.47 (1.17–1.86)**	1.45 (1.15–1.83)**

• Abbreviation: HRs, hazard ratios; CI, confidential interval; BMI, body mass index; SBP, systolic blood pressure; DBP, diastolic blood pressure, eGFR, estimated glomerular filtration rate.
• Model 1 was unadjusted
• Model 2 was adjusted for age, sex
• Model 3 was adjusted for age, sex, drinking, height, weight, eGFR, HDL cholesterol
• Model 4 was adjusted for age, sex, residence, marital status, educational level, smoking, drinking, BMI, SBP, DBP; history of hypertension, dyslipidemia, diabetes
• Significant at * P < 0.05** P < 0.01.*** P < 0.001

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