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Table 1 Seasonal changes in haematological variables for subadult brown bears (Ursus arctos) presented as 95 % confidence interval

From: Seasonal variation in haematological and biochemical variables in free-ranging subadult brown bears (Ursus arctos) in Sweden

Variablea Unit λb 2.5 - 97.5 intervalc Sexd Seasone n Range p-valuef
Haemoglobin g/L 2 141-213 F + M W 11 187–215 <0.0001
Sp 19 153–187
Su 15 134–183
RBC ×1012/L 0.8 6.1–9.5 F + M W 11 8.4–10.0 <0.0001
Sp + Su 34 6.2–8.0
Haematocrit L/L −0.2 0.40–0.63 F + M W 11 0.54–0.66 <0.0001
Sp 19 0.46–0.55
Su 15 0.42–0.53
MCV fL −0.6 60–75 F + M W 11 58–71 0.0038
Sp + Su 34 62–74
MCHC g/L 2 289–385 F + M W + Sp + Su 45 318–388  
WBC ×109/L 0 2.7–13.2 F + M W 11 3.1–12.7 0.0208
Sp + Su 34 3.9–18.3
Segm.neutroph. % 2 41.3–89.5 F + M W 11 31.4–70.8 <0.0001
Sp + Su 34 50.7–87.9
Eosinophils % 0.4 0.0–21.4 F + M W 11 1.2–18.4 0.0091
Sp + Su 34 0.0–10.7
Lymphocytes % 0.6 2.6–44.3 F + M W 11 15.1–45.4 0.0004
Sp + Su 34 3.1–34.9
Monocytes % 0.4 1.0–21.4 F + M W + Sp + Su 45 0.6–14.6  
  1. aRBC = red blood cell count; MCV = mean corpuscular volume; MCHC = mean corpuscular haemoglobin concentration; WBC = white blood cell count; Segm.neutroph. = segmented neutrophils
  2. bλ = the transformation value from the Box-Cox transformation
  3. c2.5 and 97.5 percentiles on untransformed data
  4. dF = female; M = male. e:W = winter (February-March); Sp = spring (April-May); Su = summer (June)
  5. f p-values are given for significantly different seasons groups