Table 4.

Multivariate analysis of covariance (MANCOVA)

	Beta	p-value	95% Confidence Interval
			Lower Bound	Upper Bound
AUDIT total score
Gender (males vs femalesa)	−1.33	0.002	−2.18	−0.49
Secure relationship style (yes vs noa)	−3.35	< 0.001	−4.37	−2.33
Fearful relationship style (yes vs noa)	1.83	0.001	0.72	2.93
Dismissing relationship style (yes vs noa)	1.79	< 0.001	0.80	2.78
IAT total score
Preoccupied relationship style (yes vs noa)	8.84	< 0.001	6.13	11.55
Dismissing relationship style (yes vs noa)	2.64	0.031	0.24	5.04
Fearful relationship style (yes vs noa)	4.46	0.001	1.78	7.13
FTND
Gender (males vs femalesa)	−0.35	0.025	−0.66	− 0.05
Secure relationship style (yes vs noa)	−1.57	< 0.001	− 1.94	− 1.20
Preoccupied relationship style (yes vs noa)	1.43	< 0.001	1.03	1.84
Fearful relationship style (yes vs noa)	0.58	0.005	0.18	0.99
Dismissing relationship style (yes vs noa)	1.77	< 0.001	1.41	2.13
Age	−0.39	< 0.001	−0.52	− 0.26
Household crowding index	−0.30	0.007	−0.51	− 0.08
LWDS-11
Secure relationship style (yes vs noa)	−2.73	< 0.001	−3.86	−1.60
Preoccupied relationship style (yes vs noa)	3.95	< 0.001	2.71	5.19
Dismissing relationship style (yes vs noa)	4.23	< 0.001	3.14	5.33
Age	−1.21	< 0.001	−1.61	−0.82
Household crowding index	−0.72	0.032	−1.37	−0.06

^aReference group

AUDIT Alcohol Use Disorder scale, IAT Internet Addiction Test, FTND Cigarette dependence scale, LWDS Lebanese waterpipe Dependence scale.