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Table 1

From: Osmolality changes during mannitol therapy in cerebral oedema

Parameter Reference range (mmol/l) Mannitol (g) Sample 1 Sample 2 Sample 3
S_Na+ 132–146 40 142 ± 3.52 141 ± 3.35 143 ± 3.73
   60 142 ± 3.93 141 ± 3.86 142 ± 4.08
   80 143 ± 3.48 141 ± 3.73 143 ± 3.93
S_osm 275–295 40 296 ± 9.86 297 ± 8.76 297 ± 7.31
   60 293 ± 7.93 294 ± 7.16 294 ± 7.88
   80 298 ± 10.2 298 ± 8.72 299 ± 8.82
S_osmC 275–300 40 298 ± 7.51 297 ± 6.88 299 ± 7.97
   60 296 ± 8.20 295 ± 7.90 297 ± 8.32
   80 299 ± 7.34 296 ± 7.45 300 ± 8.26
S_osmE 272–290 40 291 ± 7.47 290 ± 6.8 292 ± 7.75
   60 290 ± 7.69 289 ± 7.53 291 ± 7.97
   80 293 ± 6.83 290 ± 7.22 293 ± 7.77
  1. S_osmC, calculated osmolality; S_osmE, calculated effective osmolality.