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Table 1 Geometric mean absolute and percentage lymphocyte subpopulation counts at each age and overall, according to season of birth (values adjusted for gender, gestation, birth weight and monoclonal antibody source; overall values also adjusted for age at measurement).

From: Birth season and environmental influences on blood leucocyte and lymphocyte subpopulations in rural Gambian infants

   Absolute counts (× 109/L) Percentage counts
  Week DRY season birth WET season birth p-value DRY season birth WET season birth p-value
CD3+ 0 2.30 2.53 0.41 51.8 50.5 0.70
  8 3.57 4.35 0.029 58.7 58.2 0.77
  16 4.10 5.26 0.014 57.7 59.0 0.66
  52 3.32 3.72 0.26 60.9 61.9 0.71
  All 3.40 3.85 0.01 57.1 56.2 0.47
CD4+ 0 1.45 1.73 0.17 35.0 33.8 0.65
  8 2.49 2.73 0.26 40.8 37.0 0.017
  16 2.80 3.28 0.05 39.1 37.4 0.34
  52 2.07 2.19 0.55 38.4 36.7 0.27
  All 2.26 2.41 0.15 37.8 35.1 0.0017
CD8+ 0 1.29 1.44 0.44 27.2 27.7 0.82
  8 0.98 1.47 0.011 16.3 19.0 0.055
  16 1.34 1.65 0.093 18.7 18.7 0.97
  52 1.12 1.28 0.22 20.9 21.6 0.60
  All 1.16 1.42 0.0007 20.4 21.4 0.18
CD19+ 0 0.78 0.73 0.68 17.4 14.6 0.084
  8 1.88 1.94 0.79 32.7 30.7 0.37
  16 1.97 2.50 0.034 32.9 34.7 0.39
  52 1.50 1.51 0.95 27.7 25.5 0.32
  All 1.54 1.66 0.23 27.5 25.9 0.12
CD56+ 0 0.84 0.78 0.68 19.1 16.0 0.14
  8 0.27 0.35 0.095 4.8 5.4 0.34
  16 0.25 0.33 0.028 4.1 4.5 0.38
  52 0.21 0.29 0.0052 3.9 4.7 0.036
  All 0.33 0.42 0.0014 6.1 6.5 0.17
CD4/CD8 ratio 0     1.3 1.2 0.70
  8     2.5 1.9 0.018
  16     2.1 2.0 0.69
  52     1.8 1.7 0.32
  All     1.9 1.6 0.013