Table 3.
Unadjusted and adjusted regression coefficients for association between change in serious psychological distress and hemoglobin A1c at one-year
| Dependent variable: Hemoglobin A1c at one-year | ||
|---|---|---|
| Independent variable | Unadjusted Coefficient1 (SE) | Adjusted Coefficient1 (SE) |
| Exposure of interest – change in serious psychological distress between baseline and one-year2 | ||
| No change | Ref | Ref |
| Decrease | 0.027 (0.087) | 0.015 (0.087) |
| Increase | 0.120 (0.105) | 0.094 (0.104) |
| Covariates at baseline | ||
| Age | −0.008* (0.003) | −0.010* (0.004) |
| Male sex | −0.169 (0.083) | −0.144 (0.090) |
| High school graduate | −0.015 (0.082) | −0.049 (0.087) |
| Comorbidity score | −0.055 (0.031) | −0.044 (0.035) |
| AUDIT score | −0.000 (0.198) | −0.045 (0.208) |
| Physical activity | −0.025 (0.031) | −0.026 (0.035) |
| Current smoker | −0.045 (0.104) | −0.111 (0.100) |
| Current depression medication use | 0.130 (0.072) | 0.136 (0.082) |
| Body mass index | −0.004 (0.005) | −0.008 (0.006) |
| Hemoglobin A1c level | 0.520*** (0.037) | 0.510*** (0.038) |
Notes: SE = standard error
1
Coefficient interpreted as change in hemoglobin A1c for 1-unit change in independent variable, unadjusted model adjusts for baseline hemoglobin A1c only
2
No change: 25th – 50th percentile, Decrease: ≤25th percentile, Increase: ≥75th percentile
*
p<0.05
** p<0.01
***
p<0.001.