Table 3.
Factors associated with the VSP-A index in haemodialysis adolescents
| Index VSP-A | Univariate model | Multivariate model* | |
|---|---|---|---|
| Mean ± SD | β [IC 95%] | β [IC 95%] | |
| 1-Adolescents | |||
| Gender | |||
| Malea | 61.8 ± 2.5 | ||
| Female | 60.8 ± 4.0 | − 0.9 [−7.7; 7.5] | − 1.4 [−8.3; 5.3] |
| Age | −0.6 [−2.7; 1.4] | −3.5 [−5.2; − 1.9] | |
| Primary diagnosis | |||
| Congenitala | 59.6 ± 2.4 | ||
| Acquired | 65.2 ± 4.3 | 5.6 [−2.8; 14.1] | – |
| Age at primary diagnosis | 0.0 [−0.7; 0.8] | – | |
| 11–17 yearsa | 63.4 ± 4.7 | ||
| 6–10 years | 62.5 ± 6.6 | − 0.9 [−13.8; 12] | |
| 0–5 years | 60.6 ± 5.5 | −2.8 [− 13.6; 8.1] | |
| Age at CKD diagnosis | 0.4 [−0.3; 1.2] | 0.8 [0.2; 1.4] | |
| 11–17 yearsa | 66.9 ± 3.9 | ||
| 6–10 years | 66.1 ± 5.1 | −4.8 [−14.8; 5.1] | |
| 0–5 years | 57.5 ± 5.1 | −9.4 [−19.5; 0.7] | |
| Delay between primary diagnosis and HD | −0.2 [− 0.9; 0.6] | ||
| Medical history | |||
| Noa | 61.9 ± 2.4 | ||
| Renal transplantation and/or HD and/or PD | 59.9 ± 4.7 | −2.1 [−11.3; 7.1] | – |
| Growth failure | |||
| Noa | 62.8 ± 2.4 | ||
| Yes | 58.1 ± 4.5 | −4.7 [−13.4; 4.0] | −0.7 [−7.6; 6.2] |
| Anaemia | |||
| Noa | 63.1 ± 3.8 | ||
| Yes | 60.7 ± 4.5 | −2.3 [−11.2; 6.5] | −1.5 [−8.3; 5.3] |
| Number of comorbidities | −1 [−3.5; 1.4] | – | |
| Number of treatments | 0.4 [− 3.4; 4.0] | – | |
| Active coping | 1.3 [−0.3; 2.9] | 2.9 [1.0; 4.7] | |
| Avoidant coping | −0.0 [−1.6; 1.6] | −1.1 [−2.5; 0.4] | |
| Negative coping | −0.2 [−2.3; 1.9] | − 1.4 [− 3.2; 0.4] | |
| 2-Environmental | |||
| Age of parents | −0.4 [− 0.9; 0.1] | – | |
| Family structure | |||
| Separated parentsa | 60.1 ± 2.9 | ||
| Not separated parents | 62.3 ± 4.1 | 2.3 [−5.6; 10.3] | – |
| Siblings | |||
| Noa | 70.2 ± 6.8 | ||
| Yes | 60.2 ± 7.2 | −9.9 [−24.2; 4.0] | – |
| Place of residence | |||
| Rurala | 64.3 ± 2.8 | ||
| Urban | 57.9 ± 4.0 | −6.4 [−14.1; 1.6] | – |
| Time between home and HD | 0.1 [−0.0; 0.1] | – | |
| < 20 mina | 53.1 ± 5.1 | ||
| 20 to 60 min | 60.7 ± 5.7 | 7.6 [−3.6; 19] | |
| > 60 min | 61.6 ± 6.1 | 8.5 [− 3.5; 20.6] | |
| Parental employment | |||
| Noa | 63.9 ± 4.0 | ||
| Yes | 60.3 ± 4.7 | − 3.6 [− 12.8; 5.5] | – |
| Financial situation | |||
| Difficultya | 61.3 ± 2.9 | ||
| Not difficulty | 61.1 ± 4.1 | −0.3 [−8.1; 7.8] | – |
| Adolescent’s schooling | |||
| Noa | 58.2 ± 4.9 | ||
| Yes | 54.7 ± 5.4 | 3.6 [−7.2; 14.3] | – |
β correlation coefficient, IC 95% 95% confidence interval, SD standard deviation, CKD chronic kidney disease, HD haemodialysis, PD peritoneal dialysis
a= reference category *Multivariate model is done on 21 patients
Bold values = statistically significant value