TABLE 3.
Multivariate Cumulative Odds Ratios: Mixed Effects Regression Model
| Maternal Model Contrast | Paternal Model Contrast | |||||
|---|---|---|---|---|---|---|
| Covariate | 2,3,4,vs 1 OR (95% CI) |
3,4 vs 1,2 OR (95% CI) |
4 vs 1,2,3 OR (95% CI) |
2,3,4 vs 1 OR (95% CI) |
3,4 vs 1,2 OR (95% CI) |
4 vs 1,2,3 OR (95% CI) |
| Intercept* |
0 .56
(0.50 -0.62) |
0 .10
(0.09 -0.12 |
0 .0009
(0 .007 -0 .011) |
0 .51
(0 .36 -0 .72) |
0 .07
(0 .05 -0 .12) |
1 .00
(0 .01 -0 .70) |
| Race | ||||||
| White | 1 .00 | 1 .00 | 1 .00 | 1 .00 | 1 .00 | 1 .00 |
| Black | 0 .65 (0 .59 -0 .71) |
0 .37 (0 .32 -0 .42) |
0 .18 (0 .13 -0 .23) |
0 .68 (0 .45 -1 .00) |
0 .63 (0 .36 -1 .10) |
0 .09 (0 .01 -0 .70) |
| Hispanic | 0 .89 (0 .81 -0 .99) |
0 .65 (0 .57 -0 .74) |
0 .46 (0 .37 -0 .56) |
0 .87 (0 .59 -1 .28) |
||
| Asian | 0 .69 (0 .59 -0 .80) |
0 .58 (0 .38 -0 .88) |
||||
| Other | 1 .11 (0 .92 -1 .35) |
0 .85 (0 .45 -1 .54) |
||||
| Age | ||||||
| < 16 years old | 1 .00 | 1 .00 | 1 .00 | 1 .00 | 1 .00 | 1 .00 |
| > 16 years old | 1 .31 (1 .00 -1 .41) |
1 .24 (1 .13 -1 .36) |
1 .60 (1 .30 -1 .98) |
1 .21 (0 .91 -1 .61 |
1 .18 (0 .83 -1 .68) |
2 .23 (1 .35 -3 .68) |
| Gender | ||||||
| Male | 1 .00 | 1 .00 | 1 .00 | 1 .00 | 1 .00 | 1 .00 |
| Female | 0 .78 (0 .68 -0 .91) |
0 .69 (0 .58 -0 .81 |
0 .59 (0 .48 -0 .73) |
0 .69 (0 .45 -1 .07) |
||
| Friend Smoking | ||||||
| No friends | 1 .00 | 1 .00 | 1 .00 | 1 .00 | 1 .00 | 1 .00 |
| 1 friend | 2 .26 (1 .96 -2 .61) |
4 .18 (3 .56 -4 .94) |
4 .80 (3 .61 -6 .37) |
1 .71 (1 .15 -2 .53) |
3 .39 (2 .11 -5 .44) |
3 .06 (1 .38 -6 .75) |
| 2 friends | 4 .52 (3 .72 -5 .50) |
10 .16 (8 .24 -12 .36) |
18 .19 (13 .70 -24 .15) |
3 .16 (1 .89 -5 .28) |
12 .03 (7 .01 -20 .65) |
8 .43 (3 .65 -19 .45) |
| 3 or more friends | 8 .18 (6 .53 -10 .24) |
25 .83 (20 .75 -32 .15) |
52 .00 (39 .11 -69 .15) |
4 .97 (2 .80 -8 .83) |
16 .95 (9 .85 -26 .16) |
18 .92 (8 .75 -40 .90) |
| Parental smoking | ||||||
| No | 1 .. | 1 .00 | 1 .00 | 1 .00 | ||
| Yes | 1 .19 (1 .02 -1 .37) |
1 .17 (0 .99 -1 .38) |
1 .60 (1 .30 -1 .98) |
1 .63 (1 .26 -2 .11) |
||
| Parental-Adolescent Activities |
1 .04 (0 .96 -1 .12) |
1 .08 (0 .93 -1 .25) |
||||
| ParentalControl | 1 .19 (1 .13 -1 .24) |
2 .43 (1 .16 -5 .06) |
||||
| Friend smoking* Gender | ||||||
| 1 friend | 1 .17 (1 .00 -1 .38) |
2 .43 (1 .16 -5 .06) |
||||
| 2 friends | 1 .01 (0 .83 -1 .24) |
2 .95 (1 .23 -7 .06) |
||||
| 3 friends | 1 .33 (1 .07 -1 .66) |
2 .66 (1 .25 -5369) |
||||
| Friend* Parental Smoking | ||||||
| 1 friend | 0 .89 (0 .76 -1 .05) |
|||||
| 2 friends | 0 .94 (0 .76 -1 .15) |
|||||
| 3 friends | 0 .69 (0 .55 -0 .86) |
|||||
| ParentalSm oking* Gender |
1 .66 (1 .36 -2 .02) |
|||||
| Activities* Gender | 1 .06 (0 .95 -1 .17) |
|||||
| Activities* Parental Smoking |
1 .15 (1 .03 -* 1 .28) |
|||||
| Activities* Smoking* Gender |
0 .84 (0 .73 -0 .97) |
|||||
Note:1 = Never Smokers; 2 = Experimental Smokers; 3 = Intermittent Smokers; 4 = Regular/Established Smokers
*
Baseline Cumulative Odds,OR = Odds Ration, CI= Confidence Interval