Table 2. Metabolic, cardiovascular and thermoregulatory parameters during mild-cold experiment.

	Baseline		Cold
Parameter	Subject A	Subject B	Subject A	Subject B
Energy expenditure (kJ/min)	5.51	5.47	7.71	7.76
Respiratory quotient (VCO2/VO2)	0.82	0.87	0.82	0.88
Heart rate (beats/min)	46	51	52	47
Systolic blood pressure (mmHg)	124.3	127.3	142.3	149.3
Diastolic blood pressure (mmHg)	78.0	84.3	93.0	93.0
Mean arterial pressure (mmHg)	93.4	98.7	109.4	111.0
Vasoconstriction hand (%)	0	0	92	91
Vasoconstriction toe (%)	0	0	96	96
Vasoconstriction arm (%)	0	0	63	9
Vasoconstriction abdomen (%)	0	0	39	−7
Core temperature (°C)	36.57	36.76	36.39	36.36
Mean skin temperature (°C)	33.22	33.4	27.57	25.95
Proximal temperature (°C)	33.51	33.37	29.36	27.81
Distal temperature (°C)	32.99	32.65	21.43	22.34
Gradient proximal, distal (°C)	0.51	0.72	7.93	5.47