Table 3.

Results of the Shapiro-Wilk normality test, demonstrating the normal (bold, italic) and non-normal (italic) distributions.

	Group	Shapiro-Wilk
		Statistic	gl	Sig.
IFN-γ	Control	,942	15	, 407
	High alcohol	,694	7	,003
	High caffeine	,899	7	, 324
	High Tobacco	,654	7	,001
TNF-α	Control	,741	15	,001
	High alcohol	,497	7	,000
	High caffeine	,906	7	, 369
	High Tobacco	,783	7	,028
IL-1α	Control	,875	15	,040
	High alcohol	,874	7	, 203
	High caffeine	,899	7	, 322
	High Tobacco	,830	7	, 080