Table 7. Effect of other covariates on the 5D-IS score over time (n = 45).
| B | CI [95%] | Wald Chi-Square | df | Sig. | |
|---|---|---|---|---|---|
| Smoking | |||||
| Smoker | 0.097 | −0.477–0.672 | 0.111 | 1 | 0.739 |
| Non-smoker | 0a | ||||
| Gender | |||||
| Male | 0.102 | −0.498–0.720 | 0.111 | 1 | 0.032* |
| Female | 0a | ||||
| History of Renal disease | |||||
| 1 to 4 years | 0.167 | 0.444–0.777 | 0.287 | 1 | 0.592 |
| 5 to 6 years | 0.612 | −0.221–1.444 | 2.072 | 0.150 | |
| >6 years | 0a | — | — | — | |
| Blood urea nitrogen | −0.053 | −0.103–0.002 | 4.193 | 1 | 0.041 |
| Uric acid | 0.007 | 0.003–0.011 | 9.828 | 1 | 0.002* |
| Serum creatinine | 0.000 | −0.001–0.001 | 0.292 | 1 | 0.589 |
| Serum phosphate | −0.210 | −0.778–0.358 | 0.526 | 1 | 0.468 |
| Para thyroid hormone | 0.002 | −0.001–0.005 | 1.528 | 1 | 0.216 |
| Serum calcium | 1.010 | −0.047–2.066 | 3.510 | 1 | 0.061 |
| Number of dialysis session | 0.001 | −0.006–0.002 | 3.907 | 1 | 0.048 |
Generalized linear model was used based on GEE, using working correlation matrix AR(1).
aSet to zero because this parameter is redundant.
*Significant; p < 0.05 was considered significant.