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Table 5 Haematological values per parity ranks presented as mean (minimum-maximum)

From: Haematological reference intervals of sows at end gestation in ten French herds, the impact of parity on haematological parameters and the consequences on reproductive performance

Variables Units Gilts
N = 49
Sows
Parity 2
N = 47
Parity 3-4
N = 52
Parity 5 or more
N = 51
RBC 1012/L 6.2 (3.5-7.4)a 5.9 (4.3-7.8)b 5.7 (4.6-7.2)b 5.5 (4.1-6.4)b
Hb g/dL 12.5 (7.7-15.4)a 12.2 (8.7-14.9)a 11.9 (8.6-14.0)a 12.0 (9.4-14.5)a
HCT % 41.2 (24.7-54.8)a 39.8 (30.9-50.1)a 38.8 (11.6-45.8)a 38.8 (30.2-48.3)a
MCV fl 62.32 (60-73)a 67.97 (61-74)ab 68.71 (60-76)b 71.06 (66-77)c
MCH pg 20.28 (17.8-23.2)a 20.86 (18.4-24.4)a 20.85 (17.4-22.5)a 21.96 (20.1-24.7)b
MCHC g/dL 30.53 (29.1-31.7)ab 30.68 (27.1-33.6)ab 30.29 (30-31.8)a 30.93 (29.2-33.5)b
WBC 109/L 13.9 (8.3-22.3)a 12.1 (8.2-18.9)b 11.5 (3.1-16.7)bc 10.9 (4.1-18.8)c
PLT 109/L 250.4 (115-428)a 240.9 (100-323)ab 216.3 (72-434)ab 197.4 (42-441)b
  1. RBC red blood cell count, Hb haemoglobin, HCT haematocrit, MCV mean corpuscular volume, MCH mean corpuscular haemoglobin, MCHC mean corpuscular haemoglobin concentration, WBC white blood cell count, PLT platelet count
  2. a,b,c Different letters in superscript within a line means p < 0.05