Skip to main content

Advertisement

Table 2 Descriptive statistics, differences between groups and estimated reference intervals for reticulocyte indices. Data are expressed as mean ± SD or median (minimum-maximum)

From: The biomedical piglet: establishing reference intervals for haematology and clinical chemistry parameters of two age groups with and without iron supplementation

Variable P5 P5 P5 P30 P30 P30 P-value
Descriptive data Reference Interval n Descriptive data Reference Interval n
Retic (109cell/L) 369.3 ± 101.1 152.2–547.9 45 148.2 (53.4–554.5) 53.4–554.5 33 <0.000001
%Retic (%) 11.8 ± 3.8 4.6–20.7 49 2.5 (0.8–9.2) 0.8–9.2 33 <0.000001
MCVr (fL) 74.5 ± 7.3 60.7–89.4 48 56.5 ± 6.8 43.0–71.1 33 <0.000001
CHCMr (g/dL) 24.9 ± 0.9 23.4–27.0 48 26.1 ± 1.0 24.2–28.0 33 0.000008
CHr (pg) 18.1 (16.0–24.3) 16.2–23.8 48 14.6 ± 1.4 12.1–18.0 33 <0.000001
CHDWr (pg) 3.7 ± 0.3 3.1–4.4 48 3.5 (2.4–4.6) 2.4–4.6 33 0.166288
RDWr (%) 17.6 ± 2.1 14.2–20.7 48 19.5 (13.0–33.0) 13.0–33.0 33 0.055130
HDWr (g/dL) 3.36 ± 0.36 2.66–3.84 48 3.9 ± 0.62 2.7–5.1 33 0.000003
%Micro-r (%) 0.05 (0–0.8) 0.0–0.45 48 0.7 (0.0–15.5) 0.0–15.5 33 0.000005
%Macro-r (%) 26.5 (4.8–71.9) 6.7–70.7 48 2.6 (1.0–17.4) 1.0–17.4 33 <0.000001
%Hypo-r (%) 83.0 (62.8–94.3) 62.2–92.2 48 76.4 (57.2–85.8) 57.2–85.8 33 0.000036
%Hyper-r (%) 0.1 (0.0–0.3) 0.0–0.3 48 0.3 (0.0–2.7) 0.0–2.7 33 <0.000001
%LowCHr (%) 10.9 (0.5–35.4) 0.5–32.1 48 57.3 (6.0–76.8) 6.0–76.8 33 <0.000001
%HighCHr (%) 22.6 (9.2–76.3) 10.1–74.9 48 7.1 ± 2.5 3.3–13.0 33 <0.000001
CH delta (pg) −0.1 ± 1.6 −3.3–2.1 48 −0.7 ± 0.7 −2.4–0.7 33 0.012741
CHCM delta (g/dL) −3.4 ± 0.9 −5.2–(−1.8) 48 −2.6 ± 1.7 −5.3–0.8 33 0.075
CHDW delta (pg) 0.38 (−0.54–0.86) −0.33–0.67 48 −1.0 ± 0.6 −2.19–(−0.05) 33 <0.000001
HDW delta (g/dL) 0.66 ± 0.27 0.12–1.07 48 1.26 ± 0.46 0.18–2.06 33 <0.000001
MCV delta (fL) 8.9 ± 6.6 −3.4–18.3 48 3.6 ± 4.4 −3.8–12.5 33 0.000255
RDW delta (%) 1.4 (−7.4–5.2) −6.3–4.2 48 −3.8 ± 4.3 −12.6–3.0 33 <0.000001