From: Hemofiltration compared to hemodialysis for acute kidney injury: systematic review and meta-analysis
 |  |  |  |  |  | Illness Acuity |  |  |  |  |  | ||||
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Trial | Patients,n | Centers,n | Age,yr | Male% | Surg% | APACHE II | SAPS II | MODS or SOFA | Ventilated% | Vasopressors% | Oliguria, % | Cr,μM | Urea,mM | Sepsis,% | Mortality a,% |
Parallel Group | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
Davenport 1993 [21] (medians) | 20 | 1 | 33 | 45% | Â | 28 | Â | Â | 100% | Â | 100%b | 646 | 18 | Â | 84% h |
Alamartine 1994 [22] | 13 | 1 | n/r | n/r | Â | 22 | Â | Â | Â | Â | Â | 566 | 30 | Â | n/a |
Pettila 2001 [23] | 39 | 1 | 48 | 82% | Â | 20 | Â | 10 MODS | 95% | Â | 61%c | 446 | 31 | Â | 42% |
Morgera 2004 [24] (medians) | 24 | 1 | 65 | 58% | Â | 31 | Â | Â | Â | Â | Â | 254 | 44 | Â | 50% (ICU) |
Daud 2006 [25] (medians) | 20 | 2 | 50 | 60% | Â | Â | 66 | Â | 100% | Â | Â | 265 | 19 | 90% | 85% (ICU) |
Saudan 2006 [26] | 206 | 1 | 63 | 61% | Â | 25 | Â | 9 SOFA | Â | Â | 37%d | 428 | 30 | 60% | 53% (90d) |
Chang 2009j [27] | 96 | 1 | 65 | 57% | Â | 31 | Â | 13 SOFA | Â | Â | Â | 238 | 19 | 100% | 54% (28d) |
Ratanarat 2009k [28] | 17 | 1 | 65 | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | n/c |
Ratanarat 2012 [29] | 60 | 1 | 57 | 60% | 0% | 27 | Â | Â | 93% | 67% | Â | 449 | 32 | 82% | 47% (28d) |
OMAKI 2012 [30] | 77 | 6 | 61 | 61% | Â | Â | Â | 16 SOFA | 95% | 90% | Â | 261 | 22 | 82% | 55% |
Crossover | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
Maher 1988 [31] | 5 | 1 | median 51 | 100% | Â | Â | Â | Â | 80% | 100% | Â | Â | Â | Â | Â |
Alarabi 1992 [32] | 13 | 1 | 60 | 62% | 38% | Â | Â | Â | 92% | 100% | Â | 453 | 36 | Â | Â |
Jeffery 1994 [33] | 10 | 1 | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
Kellum 1998 [34] | 13 (10)e | 1 | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | 100% | 77(70) %e |
Garcia-Fernandez 2000 [35] | 40 | 1 | 60 | 65% | 38% | Â | Â | Â | 58% | 53% | 70%i | Â | Â | 48% | 48% |
Maxvold 2000 [36] | 6 | 1 | 11 | 33% | 17% | Â | Â | Â | Â | 100% | Â | Â | Â | Â | 50% ( undef) |
Wynkel 2004 [37] | 18 | 1 | 62 | Â | 39% | Â | 60g | Â | Â | Â | Â | Â | Â | Â | 50% (30d) |
Ricci 2006 [38] (medians) | 15 | 1 | 50 | 67% | 60% | Â | 61 | Â | Â | Â | Â | Â | Â | Â | Â |
Davies 2008 [39] | 45 (31)f | 1 | 61 (57) | 64% (77%) | 38% | 26 | Â | Â | Â | Â | Â | Â | Â | Â | Â |