Circulating leptin levels are associated with physical activity or physical fitness in Japanese

Table 2 Simple correlation analysis between serum leptin levels and clinical parameters

	Men		Women
	r	p	r	p
Age (years)	0.028	0.8004	0.072	0.4511
Height (cm)	0.025	0.8231	0.004	0.9702
Body weight (kg)	0.714	<0.0001	0.700	<0.0001
Body mass index (kg/m²)	0.754	<0.0001	0.746	<0.0001
Abdominal circumference (cm)	0.799	<0.0001	0.712	<0.0001
Peak oxygen uptake (mL/kg/min)	−0.571	<0.0001	−0.470	<0.0001
Physical activity (METs h/w)	−0.213	0.0509	−0.251	0.0079
Systolic blood pressure (mmHg)	0.196	0.0718	0.201	0.0348
Diastolic blood pressure (mmHg)	0.057	0.6038	0.176	0.0645
Blood profile
Triglyceride (mg/dL)	0.368	0.0005	0.365	<0.0001
HDL cholesterol (mg/dL)	−0.289	0.0074	−0.138	0.1483
Blood glucose (mg/dL)	0.356	0.0008	0.378	<0.0001
Insulin(μU/mL)	0.521	<0.0001	0.636	<0.0001
HOMA index	0.486	<0.0001	0.650	<0.0001
Energy intake (kcal)	−0.010	0.9277	−0.078	0.4173

Bold values indicate statistical significance (p < 0.05)
METs h/w, Σ [metabolic equivalents × h per week (METs h/w)]; HOMA index, homeostasis model assessment index

ISSN: 1347-4715