Mediatory Effect of Inflammatory Markers (IL-1β and PAI-1) on Association of Dietary Total Antioxidant Capacity and Body Composition in Overweight and Obese Women: A Cross-Sectional Study

Table 6

Association of the mediating effect of inflammatory factors (IL-1β and PAI-1) for the association between DTAC on anthropometric indices in overweight and obese women (n = 259).

Variables	Inflammatory markers	β	SE	95% CI	P value
WC (cm)	IL-1β	−0.012	0.005	−0.022, −0.002	0.018
	PAI-1	−0.004	0.002	−0.008, 0.001	0.103
TF (kg)	IL-1β	<0.001	0.001	−0.001, 0.001	0.923
	PAI-1	<0.001	<0.001	−0.001, 0.001	0.888
TF (%)	IL-1β	−0.002	0.011	−0.025, 0.020	0.849
	PAI-1	0.002	0.008	−0.013, 0.017	0.763
BFM (kg)	IL-1β	<0.001	0.001	−0.002, 0.003	0.773
	PAI-1	<0.001	0.001	−0.002, 0.001	0.884
FFM (kg)	IL-1β	0.001	0.001	−0.001, 0.003	0.315
	PAI-1	<0.001	0.001	−0.002, 0.001	0.714
SMM (kg)	IL-1β	0.001	0.001	−0.001, 0.002	0.330
	PAI-1	<0.001	<0.001	−0.001, 0.001	0.643
BMI	IL-1β	<0.001	0.001	−0.001, 0.001	0.986
	PAI-1	<0.001	<0.001	−0.001, 0.001	0.890
WHR	IL-1β	<0.001	<0.001	<0.001, <0.001	0.883
	PAI-1	<0.001	<0.001	<0.001, <0.001	0.678
VFA (cm)	IL-1β	−0.006	0.007	−0.019, 0.008	0.381
	PAI-1	−0.004	0.004	−0.013, 0.005	0.372
VFL	IL-1β	0.005	0.005	−0.004, 0.014	0.273
	PAI-1	0.004	0.002	−0.001, 0.008	0.086
HC )cm)	IL-1β	<0.001	0.002	−0.004, 0.003	0.928
	PAI-1	−0.001	0.001	−0.003, 0.001	0.279
NC (cm)	IL-1β	<0.001	0.001	−0.001, 0.001	0.829
	PAI-1	<0.001	<0.001	−0.001, 0.001	0.514
BMC (kg)	IL-1β	<0.001	<0.001	<0.001, <0.001	0.277
	PAI-1	<0.001	<0.001	<0.001, <0.001	0.714
SLM (kg)	IL-1β	0.001	0.001	−0.001, 0.003	0.315
	PAI-1	−0.001	0.001	−0.002, 0.001	0.303
PBF (%)	IL-1β	−0.001	0.001	−0.002, 0.001	0.531
	PAI-1	<0.001	0.001	−0.001, 0.001	0.969
FFMI	IL-1β	<0.001	<0.001	<0.001, 0.001	0.803
	PAI-1	0.003	0.001	<0.001, 0.006	0.047
FMI	IL-1β	0.001	0.001	<0.001, 0.002	0.177
	PAI-1	<0.001	<0.001	−0.001, 0.001	0.829
ICW (%)	IL-1β	<0.001	<0.001	<0.001, 0.001	0.287
	PAI-1	<0.001	<0.001	−0.001, <0.001	0.658
ECW (%)	IL-1β	<0.001	<0.001	<0.001, 0.001	0.287
	PAI-1	<0.001	<0.001	<0.001, <0.001	0.816

BFM, body fat mass; BMC, bone mineral content; BMI, body mass index; CI, confidence interval; DTAC, dietary total antioxidant capacity; ECW, extracellular water; FFM, fat-free mass; FFMI, fat-free mass index; FMI, fat mass index; HC, hip circumference; ICW, intracellular water; NC, neck circumference; PBF, percent body fat; SE, standard error; SLM, soft lean mass; SMM, skeletal muscle mass; TF, trunk fat; VFA, visceral fat area; VFL, visceral fat level; WC, waist circumference; WHR, waist hip ratio. All variables were adjusted for age, energy intake, and physical activity, and linear regression was used. Significant associations are shown in bold.