| Variablea | Estimate | 85% CI | |
| Lower | Upper | ||
| STP | 0.047 | −0.018 | 0.103 |
| STH | −0.002 | −0.003 | −0.001 |
| SC | −0.008 | −0.020 | 0.006 |
| VO | −0.016 | −0.035 | 0.005 |
| STC | −0.002 | −0.003 | −0.001 |