Table 5.
Odds of current mobile phone use.
| Independent variables | Unadjusted odds ratio (95% CI) | P value | Adjusted odds ratio (95% CI) | P value | |
| Black | 2.06 (1.12-3.80) | .02 | —a | — | |
| Housedb | 3.75 (1.76-7.99) | <.001 | 3.81 (1.77-8.21) | <.001 | |
| Health history | |||||
|
|
Good to excellent health | 1.63 (0.96-2.78) | .07 | — | — |
|
|
ADL impairmentc | 0.60 (0.36-1.00) | .05 | 0.53 (0.31-0.92) | .02 |
|
|
Cognitive impairment (3MS, baseline)d | 0.56 (0.32-0.99) | .04 | — | — |
|
|
Executive function impairment (Trails B)e | 0.59 (0.35-1.01) | .05 | 0.49 (0.28-0.86) | .01 |
|
|
Heavy drinkingf | 0.58 (0.32-1.02) | .06 | — | — |
|
|
Moderate to high risk amphetamine useg | 0.25 (0.10-0.65) | .004 | 0.27 (0.10-0.72) | .01 |
aNot applicable.
bNot homeless as defined by the Homeless Emergency Assistance and Rapid Transition to Housing (HEARTH) Act.
cDifficulty performing one or more activities of daily living (ADL): dressing, bathing or showering, eating, getting in or out of bed, or using the toilet.
dModified Mini-Mental State Examination; less than seventh percentile based on Z-scores used.
eTrail Making Test; more than 5-min completion time on Trails B.
fDrinking ≥6 drinks on one occasion every month.
gScore of ≥4 for amphetamine use using the World Health Organization’s Alcohol, Smoking, and Substance Involvement Screening Test (ASSIST).