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Table 1 Raw scores and percentile of neuropsychological test battery

From: Cognitive function at 2443 μmol/l creatinine

  RAW SCORES (PERCENTILE)
test # 1 test # 2 test # 3 test # 4 test # 5 test # 6
Hospital day # TESTS 1 2 4 5 7 8
Story RBMT (words)       
recall 8 5.5 10 11 11.5 13
Rey Complex Figure       
Immediate and delay 41(58–62) 13 (10) 42.5 (62–66) 40 (58) 50 (79) 35 (46–50)
Wechsler Digit Span       
forward 6 6 7 7 7 9
backward 5 4 6 6 6 6
Trail Making Test (seconds)       
A 55 (<10) 45 (<10) 34 (10–20) 35 (10–20) 31 (20–30) 24 (40–50)
B 129 (<10) 109 (<10) 101 (<10) 74 (<10) 73 (<10) 64 (20)
B/A 2.3 2.4 3.0 2.1 2.4 2.7
TAP (milliseconds)       
Alertness       
with acoustic signal 260 ± 57 (24) 226 ± 47 (38) 216 ± 30 (38) 273 ± 40 (12–14) 208 ± 27 (50) 200 ± 31 (73)
without acustic signal 279 ± 49 (10) 241 ± 34 (31) 233 ± 29 (38) 257 ± 39 (27) 225 ± 38(58) 207 ± 23 (73)
RWT (words)       
lexical 15 (50–75) 17 (50)     20 (84)
lexical-change 15 (10–25) 15 (16–25)     15 (10–25)
semantic 22 (<10) 23 (16)     26 (25–50)
semantic-change 26 (>90) 16 (23)     28 (>90)
Laboratory parameters Serum Creatinin (μmol/l) 2443 1599 1097   948 629
Serum Urea (mmol/l) 67.6 41.6 32.7   29.9 17.8
Phosphorus (μmol/l) 2.69 2.21 2.07   ./. ./.
Sodium (mmol/l) 138 139 139   136 139
Calculated osmolality (mosmol/l) 348 336 325   316 311
Hemoglobin (g/dl) 6.3 8.8 7.6   7.8 8.7