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Table 4 Summary statistics for urine parameters in evaluable subjects (N = 52a)

From: Observational study of the effects of upper respiratory tract infection on hydration status

Urine Parameter Visit 1 (With URTI) Visit 2 (After Recovery)
Specific gravity, n 48 48
 Mean (SD) 1.02 (0.007) 1.02 (0.009)
 Median (range) 1.02 (1.0–1.0) 1.02 (1.0–1.0)
Osmolality, mosm/kg of water, n 48 48
 Mean (SD) 700.50 (231.59) 618.47 (320.29)
 Median (range) 724.00 (149.0–1146.0) 632.50 (93.0–1222.0)
Color, pointsb, n 46 46
 Mean (SD) 2.22 (0.89) 2.13 (1.05)
 Median (range) 2.00 (1.0–4.0) 2.00 (1.0–5.0)
  1. aAnalyses included only subjects with assessments at both visits
  2. bUrine color was matched to a validated color chart with 8 color bands, categorized as 1 (lightest) to 8 (darkest) points [13]
  3. SD standard deviation, URTI upper respiratory tract infection