Table 4 Adjusted odds ratios for the factors included in final multiple logistic regression analysis of pedestrian injury determinants separately for ADHD subscales in East Azerbaijan, Iran
From: Adult ADHD screening scores and hospitalization due to pedestrian injuries: a case-control study
Model 1: Independent association for D-scale (ADHD Index) | ||||||
Predictors | Odds Ratio | Std. Err. | z | P-value | [95% Conf. Interval] | |
ADHD Index score | 1.06 | 0.03 | 2.44 | 0.02 | 1.01 | 1.12 |
Family income | ||||||
  < 161USD | Ref. group |  |  |  |  |  |
 161–321 USD | 0.55 | 0.17 | −1.98 | 0.05 | 0.30 | 0.99 |
 321–482 USD | 0.30 | 0.14 | −2.58 | 0.01 | 0.12 | 0.75 |
  > 482 USD | 0.36 | 0.22 | −1.64 | 0.10 | 0.11 | 1.22 |
Self-rated expenditure capacity | 0.92 | 0.04 | −2.02 | 0.04 | 0.85 | 1.00 |
Education level | ||||||
 Illiterate and elementary (ISCED levels < 2) | Ref. group |  |  |  |  |  |
 Middle school & high school (ISCED levels 2,3 & 4) | 0.45 | 0.13 | −2.79 | 0.01 | 0.25 | 0.79 |
 Associate degree (ISCED level 5) | 0.68 | 0.30 | −0.87 | 0.38 | 0.28 | 1.63 |
 Bachelor and master degrees (ISCED levels 6 & 7) | 0.14 | 0.08 | −3.44 | 0.00 | 0.05 | 0.43 |
 Mean total daily walking at day (hour) | 1.15 | 0.07 | 2.24 | 0.03 | 1.02 | 1.30 |
_cons | 3.07 | 1.57 | 2.21 | 0.03 | 1.13 | 8.34 |
Model 2: Independent association for attention deficit index | ||||||
Predictors | Odds Ratio | Std. Err. | z | P-value | [95% Conf. Interval] | |
Attention deficit subscale score | 1.08 | 0.04 | 2.17 | 0.03 | 1.01 | 1.16 |
Family income | ||||||
  < 161USD | Ref. group |  |  |  |  |  |
 161–321 USD | 0.52 | 0.16 | −2.13 | 0.03 | 0.29 | 0.95 |
 321–482 USD | 0.29 | 0.13 | −2.67 | 0.01 | 0.12 | 0.72 |
  > 482 USD | 0.38 | 0.24 | −1.53 | 0.13 | 0.11 | 1.30 |
Self-rated expenditure capacity | 0.92 | 0.04 | −1.96 | 0.05 | 0.86 | 1.00 |
Education level | ||||||
 Illiterate and elementary (ISCED levels < 2) | Ref. group |  |  |  |  |  |
 Middle school & high school (ISCED levels 2,3 & 4) | 0.45 | 0.13 | −2.77 | 0.01 | 0.26 | 0.79 |
 Associate degree (ISCED level 5) | 0.65 | 0.29 | −0.96 | 0.34 | 0.27 | 1.57 |
 Bachelor and master degrees (ISCED levels 6 & 7) | 0.14 | 0.08 | −3.49 | 0.00 | 0.04 | 0.42 |
Mean total daily walking at day (hour) | 1.16 | 0.07 | 2.41 | 0.02 | 1.03 | 1.31 |
_cons | 3.51 | 1.74 | 2.54 | 0.01 | 1.33 | 9.26 |
Model 3: Independent association for hyperactivity-impulsivity index | ||||||
Predictors | Odds Ratio | Std. Err. | z | P-value | [95% Conf. Interval] | |
Hyperactivity-impulsivity subscale score | 1.11 | 0.04 | 2.91 | 0.00 | 1.03 | 1.18 |
Family income | ||||||
  < 161USD | Ref. group |  |  |  |  |  |
 161–321 USD | 0.53 | 0.16 | −2.05 | 0.04 | 0.29 | 0.97 |
 321–482 USD | 0.28 | 0.13 | −2.73 | 0.01 | 0.11 | 0.70 |
  > 482 USD | 0.31 | 0.19 | −1.88 | 0.06 | 0.09 | 1.05 |
Self-rated expenditure capacity | 0.92 | 0.04 | −1.98 | 0.05 | 0.85 | 1.00 |
Education level | ||||||
 Illiterate and elementary (ISCED levels < 2) | Ref. group |  |  |  |  |  |
 Middle school & high school (ISCED levels 2,3 & 4) | 0.46 | 0.13 | −2.71 | 0.01 | 0.26 | 0.81 |
 Associate degree (ISCED level 5) | 0.70 | 0.32 | −0.78 | 0.44 | 0.29 | 1.70 |
 Bachelor and master degrees (ISCED levels 6 & 7) | 0.16 | 0.09 | −3.24 | 0.00 | 0.05 | 0.49 |
Mean total daily walking at day (hour) | 1.15 | 0.07 | 2.31 | 0.02 | 1.02 | 1.31 |
_cons | 2.55 | 1.33 | 1.79 | 0.07 | 0.92 | 7.11 |