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Table 1 Relationships between phagocytosis and other parameters

From: Effects of life events and stress on neutrophil functions in elderly men

Phagocytosis (particles/cell) ≥ 7.5 < 7.5
N 40 41
Age 73.9 ± 5.6 71.9 ± 6.0
BMI (kg/m2) 23.7 ± 3.2 23.2 ± 3.8
Stress parameters
  Subjective stress score 8.9 ± 6.4 10.2 ± 6.8
  Number of life events 1.1 ± 0.8 1.8 ± 1.5*
  Score of life events 55.5 ± 39.8 80.4 ± 62.1*
Neutrophil functions
 Number of neutrophils 58.3 ± 7.6 60.0 ± 9.3
  (× 102/mm3)   
 NBT reduction rate (%) 51.0 ± 13.9 38.5 ± 11.7
Serum biochemical parameters
  TP (g/dL) 7.1 ± 0.5 6.9 ± 0.5
   ALB (g/dL) 4.2 ± 0.3 4.2 ± 0.3
  T-CHO (mg/dL) 173.3 ± 32.3 174.8 ± 31.1
  TG (mg/dL) 120.7 ± 93.7 112.3 ± 65.7
  1. Values are means ± SD. P < 0.05, *P < 0.01.