Aerobic Exercise versus Electronic Cigarette in Vascular Aging Process: First Histological Insight

Table 1

Differences in the number of layers of elastic fibers in the treatment group.

Group		Number of layers of elastic fibers			value
			Median	Range (min–max)
K0	7		11.0	7.0-12.0	0.144
K1	6		9.0	8.0-11.0
K2	7		9.0	8.0-10.0
K3	6		9.0	8.0-9.0

Description: the Kruskal-Wallis test. K0: control group; K1: moderate-intensity physical exercise group; K2: group exposed to electronic cigarettes; K3: moderate-intensity physical exercise group and exposed to electronic cigarettes.