Table 2. Relationship between water-pipe smoking and components of metabolic syndrome.

				Low HDL Level*			Hypertriglyceridemia*		Hyperglycaemia*		Hypertension*		Central obesity
Characteristic	Total participants, n(%)			Odds Ratio (95%CI)			Odds Ratio (95%CI)		Odds Ratio (95%CI)		Odds Ratio (95%CI)		Odds Ratio (95%CI)
Males
Non smokers	864	(83.1)		reference			reference		reference		reference		reference
Smokers	175	(16.9)		1.75		(1.11, 2.78)	1.60	(1.06, 2.42)	1.88	(1.22, 2.89)	1.31	(0.86,2.01)	1.21	(0.81, 1.81)
Females
Non smokers	843	(84.9)		reference			reference		reference		reference		reference
Smokers	150	(15.1)		1.13	(0.77, 1.67)		1.53	(1.06, 2.19)	1.21	(0.77, 1.90)	2.04	(1.35, 3.08)	2.31	(1.54, 3.46)

All estimates were adjusted for age at screening, social class and area of residence. * indicate increased level of specific measure or a previously diagnosed condition.