Table 1 Characteristics of the study population
Variable | NS n = 20 | Control n = 40 | PreD n = 40 | HD n = 20 | p-value | |
|---|---|---|---|---|---|---|
History of NS: | ||||||
Short (< 1 month) | n (%) | 10 (50%) | – | – | – | – |
Long (1–3 months) | n (%) | 10 (50%) | ||||
Age [years] | mean ± SD | 46 ± 17 | 48 ± 18 | 59 ± 15 | 49 ± 16 | 0.007 |
min-max | [22–79] | [19–86] | [19–83] | [19–78] | ||
Body weight [kg] | mean ± SD | 83 ± 14 | 86 ± 18 | 86 ± 15 | 79 ± 16 | 0.413 |
min-max | [60–105] | [53–126] | [53–115] | [56–106] | ||
Height [cm] | mean ± SD | 175 ± 10 | 176 ± 8 | 172 ± 7 | 175 ± 5 | 0.197 |
min-max | [155–187] | [158–194] | [154–192] | [167–185] | ||
BMI [kg/m2] | mean ± SD | 27.2 ± 3.5 | 27.6 ± 4.9 | 29.1 ± 4.8 | 25.9 ± 5.2 | 0.084 |
min-max | [21.5–35.0] | [18.1–38.1] | [19.3–38.3] | [18.1–35.8] | ||
eGFR [mL/min/1.73m2] | mean ± SD | 83 ± 29 | 86 ± 24 | 22 ± 4 | 8 ± 3 | < 0.0001 |
min-max | [45–147] | [45–159] | [15–29] | [4–14] | ||
Renal impairment: | ||||||
No | n (%) | 13 (65%) | 32 (80%) | 0.103# | ||
Yes, CKD | n (%) | 5 (25%) | 8 (20%) | – | – | |
Yes, AKI | n (%) | 2 (10%) | 0 | |||
Serum creatinine [mg/dL] | median | 1.1 | 1.0 | 3.1 | 7.4 | < 0.0001* |
(IQR) | (0.9–1.4) | (0.9–1.2) | (2.7–3.7) | (5.5–11.3) | ||
min-max | [0.6–1.7] | [0.6–1.7] | [2.4–4.7] | [4.5–14.2] | ||
C-reactive protein [mg/dL] | median | 0.30 | 0.30 | 0.34 | 0.34 | 0.223* |
(IQR) | (0.10–0.80) | (0.10–0.34) | (0.10–0.60) | (0.30–0.80) | ||
min-max | [0.01–1.90] | [0.01–2.10] | [0.10–4.90] | [0.10–2.17] | ||