Association between telomere length and covariables individually by univariable regression analysis and in combination by multivariable regression analysis
| Univariable | Multivariable | ||||
|---|---|---|---|---|---|
| Coefficient (95% CI) | p Value | Coefficient (95% CI) | p Value | Rank | |
| Age, years | −22.1 (−22.7 to −21.4) | <1×10−300 | −21.5 (−22.2 to −20.8) | <1×10−300 | 1 |
| Male gender | −102.1 (−120.1 to −84.1) | 1×10−28 | −88.8 (−106.0 to −71.6) | 4×10−24 | 2 |
| Cumulative smoking in pack-years | −5.2 (−5.6 to −4.8) | 4×10−126 | −1.4 (−1.9 to −0.9) | 3×10−8 | 3 |
| Body mass index, kg/m2 | −13.2 (−15.3 to −11.1) | 2×10−33 | −5.3 (−7.3 to −3.3) | 3×10−7 | 4 |
| Smoking inhalation | −17.2 (−35.3 to −0.8) | 0.04 | −39.3 (−58.8 to −19.9) | 8×10−5 | 5 |
| <8 years in school | −250.7 (−274.3 to −227.1) | 2×10−98 | −25.9 (−39.3 to −12.4) | 2×10−4 | 6 |
| C-reactive protein, mg/l | −8.4 (−10.1 to −6.8) | 4×10−23 | −2.8 (−4.3 to −1.2) | 4×10−4 | 7 |
| Ever smoking | −130.2 (−149.1 to −111.2) | 1×10−43 | Omitted* | – | – |
| Exposure to dust or fumes | −66.5 (−92.5 to −40.4) | 2×10−7 | Omitted* | – | – |
*Omitted by backward elimination of variables (for p<0.1) in stepwise linear regression analysis.