Table 1 Patients characteristics, comorbidities, causes of ICU admission, RRT modalities at initiation of therapy and outcome according to the success or failure of RRT weaning attempt
All patients (n = 54) | S+ group (n = 26) | S− group (n = 28) | p | |
|---|---|---|---|---|
Age (years) | 63.5 [56–72.8] | 61.5 [56–71] | 67.5 [56.5–75.5] | 0.12 |
Male [n (%)] | 36 (67) | 20 (77) | 16 (51) | 0.09 |
SAPS II | 55 [39–69] | 54 [39.5–65.8] | 56 [40.5–74.5] | 0.36 |
SOFA | 11 [8–13] | 11 [8.3–13] | 11 [8.5–13] | 0.51 |
Previous eGFR (ml/min/1.73 m2) | 70 [45–92] | 77 [45–96] | 65 [46–89] | 0.46 |
Main comorbidities [n (%)] | ||||
Hypertension | 28 (52) | 12 (46) | 16 (57) | 0.16 |
Diabetes | 19 (35) | 8 (31) | 11 (39) | |
Cardiac failure | 8 (15) | 4 (15) | 4 (14) | |
Hemopathy | 8 (15) | 2 (8) | 6 (21) | |
Main reason for ICU admission [n (%)] | ||||
Septic shock | 28 (52) | 11 (42) | 17 (61) | 0.15 |
Cardiogenic shock/cardiac arrest | 10 (19) | 5 (19) | 5 (18) | |
Post-surgical | 6 (13) | 3 (12) | 3 (11) | |
Other | 10 (13) | 5 (19) | 5 (18) | |
Initial RRT technique [n (%)] | ||||
IHDF | 19 (35) | 6 (23) | 13 (46) | 0.07 |
CVVHDF | 19 (35) | 13 (50) | 6 (21) | |
SLEDD-f | 16 (30) | 7 (27) | 9 (32) | |
Length of ICU stay (days) | 19 [8.3–42] | 13.5 [8.3–32.3] | 24.5 [17.5–42] | 0.012 |
Duration of RRT (days) | 15 [5–35] | 10.5 [5–14.8] | 18 [10–35] | 0.006 |
In-hospitality mortality [n (%)] | 0 (0) | 0 (0) | 0 (0) | – |
3-month mortality [n (%)] | 4 (7.4) | 0 (0) | 4 (14) | 0.11 |
eGFR at 3 months (ml/min/1.73 m2) | 58 [49–92] | 66 [68–92] | 55 [49–77] | 0.08 |