Figure 2

The effect of smoking and 14 days smoking cessation on fatigue index. Data are mean ± SD; ∞: significantly different from men at p < 0.05; α: significantly different from smokers at p < 0.05.

The effect of smoking and 14 days smoking cessation on fatigue index. Data are mean ± SD; ∞: significantly different from men at p < 0.05; α: significantly different from smokers at p < 0.05.