Table 3 Adjusted models between drinking social norms and heavy drinking, frequent drinking and drinking at work (n = 5338).

Characteristics	Heavy drinking		Frequent drinking		Drinking at work
	OR (95% CI)	p Value	OR (95% CI)	p Value	OR (95% CI)	p Value
Workgroup Drinking Social Norms*
1st Quartile	1		1		1
2nd Quartile	0.97 (0.76 to 1.24)	0.807	0.90 (0.62 to 1.29)	0.561	0.69 (0.49 to 0.97)	0.031
3rd Quartile	0.71 (0.54 to 0.94)	0.015	0.64 (0.43 to 0.95)	0.026	0.54 (0.37 to 0.78)	0.001
4th Quartile	0.55 (0.39 to 0.78)	<0.001	0.46 (0.29 to 0.74)	0.001	0.31 (0.19 to 0.50)	<0.001
Sociodemographics
Gender
Male	1		1		1
Female	0.57 (0.47 to 0.69)	<0.001	0.48 (0.36 to 0.64)	<0.001	0.67 (0.53 to 0.86)	0.001
Age (years)
⩽34	1
35–44	0.48 (0.39 to 0.59)	<0.001
45–54	0.25 (0.19 to 0.31)	<0.001
⩾55	0.12 (0.08 to 0.18)	<0.001
Race
White, non–Hispanic	1		1		1
Hispanic	1.00 (0.67 to 1.50)	0.988	0.95 (0.53 to 1.71)	0.868	1.29 (0.76 to 2.17)	0.349
African–American	0.53 (0.38 to 0.75)	<0.001	2.17 (1.48 to 3.19)	<0.001	1.89 (1.30 to 2.74)	0.001
Other	0.41 (0.24 to 0.68)	<0.001	0.62 (0.32 to 1.22)	0.167	0.44 (0.23 to 0.83)	0.011
Education
⩽High school	1				1
Technical school	1.44 (1.10 to 1.89)	0.008			1.24 (0.82 to 1.88)	0.315
Some college	1.24 (0.98 to 1.57)	0.067			1.80 (1.29 to 2.52)	0.001
Two year college degree	0.88 (0.64 to 1.21)	0.427			1.93 (1.29 to 2.88)	0.001
Four year college degree	1.33 (1.03 to 1.71)	0.026			2.28 (1.63 to 3.21)	<0.001
Graduate degree	1.00 (0.72 to 1.37)	0.980			2.42 (1.65 to 3.56)	<0.001
Religiosity
Once or more a week	1		1		1
At least once a month	1.67 (1.35 to 2.08)	<0.001	1.29 (0.94 to 1.78)	0.118	1.40 (1.08 to 1.81)	0.011
Less than twice a year	2.11 (1.73 to 2.58)	<0.001	2.47 (1.88 to 3.26)	<0.001	1.74 (1.37 to 2.21)	<0.001
Marital status
Never married	1
Married	0.53 (0.42 to 0.67)	<0.001
Separated	1.02 (0.77 to 1.34)	0.892
Remarried	0.66 (0.49 to 0.89)	0.006
Living with children
No	1				1
Yes	0.76 (0.64 to 0.90)	0.002			0.78 (0.64 to 0.94)	0.011
Health–related
Smoker
Never	1		1		1
Ex‐smoker	1.77 (1.47 to 2.13)	<0.001	1.60 (1.24 to 2.06)	<0.001	1.55 (1.25 to 1.92)	<0.001
Smoker	2.36 (1.93 to 2.87)	<0.001	2.47 (1.26 to 4.88)	0.009	1.78 (1.37 to 2.30)	<0.001
Occupational
Working offsite
No					1
Yes					1.43 (1.14 to 1.80)	0.002
Annual salary ($)
<20K	1		1		1
20–29K	1.11 (0.81 to 1.54)	0.513	0.98 (0.51 to 1.88)	0.952	1.67 (0.98 to 2.82)	0.057
30–39K	1.18 (0.93 to 1.52)	0.180	1.70 (0.88 to 3.28)	0.112	1.88 (1.02 to 3.44)	0.041
40–49K	1.53 (1.16 to 2.02)	0.003	2.07 (1.05 to 4.08)	0.035	1.75 (0.93 to 3.30)	0.082
50–59K	1.71 (1.27 to 2.31)	<0.001	2.34 (1.17 to 4.65)	0.016	1.95 (1.02 to 3.72)	0.043
>60K	1.74 (1.24 to 2.43)	0.001	3.23 (1.63 to 6.42)	0.001	2.97 (1.56 to 5.67)	0.001
Availability of alcohol at work
High	1
Low	1.28 (1.10 to 1.49)	0.001
Workgroup size
Number of people (increments of 10)	0.97 (0.96 to 0.99)	0.002
Design effects
Worksite dominant occupation
Professional	1		1		1
Service	1.47 (1.12 to 1.92)	0.005	1.02 (0.65 to 1.59)	0.930	0.58 (0.38 to 0.87)	0.008
Manufacturing	0.99 (0.76 to 1.28)	0.928	1.11 (0.79 to 1.55)	0.563	0.64 (0.46 to 0.89)	0.008
Management drinking tolerance
Liberal	1		1		1
Conservative	1.06 (0.87 to 1.28)	0.520	1.20 (0.91 to 1.59)	0.204	0.73 (0.55 to 0.97)	0.032
Variance terms 2nd level
Empty model† Ω (SE)	0.138 (0.040)		0.281 (0.080)		0.325 (0.082)
Covariate model‡ Ω (SE)	0.044 (0.026)		0.132 (0.058)		0.181 (0.062)
Final model§ Ω (SE)	0.019 (0.021)		0.087 (0.051)		0.121 (0.052)

*Quartile ranges: 1st 2.58–2.77, 2nd 2.78–2.93, 3rd 2.94–3.03, 4th 3.04–3.36.

†Intercept + design variables.

‡Intercept + design variables + covariates.

§Intercept + design variables + covariates + group social norms.