OR | 95% C.I. | p-value | |
---|---|---|---|
Age | |||
< 20 years (Reference) | 1 | ||
20–34 years | 0.744 | 0.303–1.828 | 0.519 |
35–54 years | 0.839 | 0.323–2.177 | 0.718 |
≥ 55 years | 0.107 | 0.020 − 0.566 | 0.009 |
Monthly income | |||
Less than 500 JD (Reference) | 1 | ||
500–999 JD | 0.427 | 0.270 − 0.676 | < 0.001 |
1000–1500 JD | 0.334 | 0.176 − 0.632 | < 0.001 |
More than 1500 JD | 0.693 | 0.258–1.859 | 0.466 |
Daily consumption of caffeinated drinks | |||
None (Reference) | 1 | ||
1–2 cups /day | 0.722 | 0.436–1.198 | 0.208 |
More than 2 cups /day | 1.086 | 0.597–1.977 | 0.787 |
Employment type | |||
Unemployed (Reference) | 1 | ||
Part-time job | 0.093 | 0.028 − 0.304 | < 0.001 |
Full-time job | 1.128 | 0.708–1.798 | 0.611 |
More than one job | 0.139 | 0.041 − 0.476 | 0.002 |
Smoking status | |||
Not smoker (Reference) | 1 | ||
Smoker | 2.196 | 1.249–3.859 | 0.006 |