Table 1.

Important People Inventory constructs: Factors and factor indices

	Median	M	SE
I.a Network drinking
1.b Heavy drinkers, % (IP601c)	0	10.35	0.47
2. Abstainers/recovering alcoholics, % (IP602)	33.33	34.35	0.82
3. No. network members who drink daily (IP702)	0	0.59	0.03
3. Total frequency of drinking in the network (IP704)	123	165.51	AM
II.Network response to patient drinking
4. No. who accept/encourage patient drinking (IP801)	1	1.61	0.06
5. No. who oppose patient drinking (IP803)	2	2.04	0.06
III.Network general support
6. Average general support from a network member (IP501)	3.9	3.79	0.02
7. Daily support (IP504)	1	1.44	0.04
7. Daily support from valued network (IP505)	1	1.41	0.04
7. No. of members with daily contact (IP301)	1	1.64	0.04
IV.Support for treatment
8. No. who support treatment (IP901)	3	3.62	0.08
9. No. who oppose treatment (IP903)	0	0.18	0.02
V.Contact with network
10. Average amount of contact with network (IP302)	192	200.67	2.48
VI.Social Investment
11.Total no. in network (IP101)	5	5.53	0.08
11. Total importance of network members (IP401)	20	22.04	0.32
11. No. of supportive network members (IP502)	4	4.54	0.07
11.No. of valued members from whom support received (IP503)	4	4.27	0.07

^aRoman numerals refer to social network constructs.

^bArabic numbers refer to indices that measure the confirmatory factor analysis variables.

^cThree-digit numbers (e.g., IP601) are the identification numbers of the variables listed in the unpublished appendix where they are operationally defined.