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. 2017 Sep 8;12(9):e0184665. doi: 10.1371/journal.pone.0184665

Table 6. Mean, median, 95% CI for mean and 2.5th-97.5th percentile of clinical chemistry reference values in relation to climate of healthy adults in Gojjam, Zones, Amahra National Regional State, Northwest Ethiopia.

Parameters High land Lowland Both
Mean Median 95% CI for mean 2.5th-97.5th Percentile Range Mean Median 95% CI for mean 2.5th-97.5th Percentile Range P value Mean Median 95% CI for mean 2.5th-97.5th Percentile Range
ALT (U/L) 19.1 17.0 17.9–20.4 6.3–44.7 17.3 17.0 16.4–18.2 5.0–38.0 0.021 18.0 17.0 17.3–18.8 6.0–43.0
AST(U/L) 21.2 21.0 20.2–22.2 9.0–38.7 22.1 21.0 21.0–23.0 8.0–38.3 0.23 21.7 21.0 21.1–22.4 9.0–38.0
ALP (U/L) 164.5 165.5 155.6–173.3 62.5–238.1 158.7 160.5 152.2–165.3 47.0–236.0 0.029 160.9 162.5 155.6–166.1 52.4–237.0
Amylase (U/L) 141.1 147.0 134.7–147.6 44.2–188.2 139.2 143.0 134.1–144.2 46.3–189.0 0.109 139.9 145.0 136–143.8 48.0–188.8
LDH (U/L) 328.5 349.0 308.5–348.6 154.0–403.0 322.6 356.0 312.3–333.0 141.0–403.0 0.642 323.6 354.0 314.4–329.8 145.0–403.0
Creatinine (μmol/l) 63.7 63.6 60.8–66.5 20.0–108.5 61.3 61.0 58.7–63.9 19.7–109.0 0.25 62.2 61.9 60.3–64.2 20.4–107.7
Total Protein (g/l) 72.84 76.9 71.0–74.7 53.0–87.0 66.9 66.5 65.7–68.1 53.1–84.8 0.000 69.13 69.0 68.1–70.2 53.0–86.1
Total Bilirubin (μmol/l) 18.4 16.4 16.9–20.0 3.5–35.9 17.2 14.9 15.9–18.4 4.4–37.6 0.448 17.6 15.1 16.7–18.6 4.4–37.6
Direct Bilirubin (μmol/l) 4.6 3.6 4.0–5.2 0.7–13.7 4.6 4.2 4.1–5.0 0.2–13.7 0.489 4.6 3.8 4.2–4.9 0.2–13.7