Table 4.

Estimated association of eGFR across different weekly working hours category by physical activity time (β, 95% CI).

Physical activity time	Participants n (%)	β (95% CI)	p-value
< 150 min/wk
≤ 40 h/wk	7352 (62.5)	Ref.	—
> 40 h/wk	4407 (37.5)	-0.874 (-1.460, -0.288)	0.003*
≥ 150 min/wk
≤ 40 h/wk	4119 (61.7)	Ref.	—
> 40 h/wk	2553 (38.3)	-1.020 (-1.799, -0.242)	0.010*
< 150 min/wk
≤ 48 h/wk	8897 (75.7)	Ref.	—
> 48 h/wk	2862 (24.3)	-0.813 (-1.471, -0.154)	0.016*
≥ 150 min/wk
≤ 48 h/wk	5033 (75.4)	Ref.	—
> 48 h/wk	1639 (24.6)	-0.911 (-1.790, -0.032)	0.042*
< 150 min/wk
≤ 30 h/wk	2141 (18.2)	Ref.	—
31-40 h/wk	5211 (44.3)	-0.489 (-1.263, 0.285)	0.215
41-48 h/wk	1545 (13.1)	-1.084 (-2.096, -0.071)	0.036*
49-54 h/wk	1156 (9.8)	-1.853 (-2.960, -0.745)	0.001*
≥ 55 h/wk	1664 (14.5)	-0.927 (-1.924, 0.070)	0.068
≥ 150 min/wk
≤ 30 h/wk	1353 (20.3)	Ref.	—
31-40 h/wk	2766 (41.5)	-0.838 (-1.850, 0.175)	0.105
41-48 h/wk	914 (13.7)	-1.475 (-2.784, -0.165)	0.027*
49-54 h/wk	681 (10.2)	-1.969 (-3.410, -0.528)	0.007*
≥ 55 h/wk	958 (14.4)	-1.435 (-2.742, -0.128)	0.031*

^* p-value < 0.05. Ref., Reference. Sex, age, race/ethnicity, BMI, Smoking & alcohol habits, and hypertension were adjusted.