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Table 2 Relationships between NBT reduction rates and other parameters

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

NBT reduction rate (%) ≥ 42 < 42
N 41 40
Age 73.8 ± 5.7 71.9 ± 6.0
BMI (kg/m2) 23.6 ± 3.2 23.3 ± 3.8
Stress parameters
 Subjective stress score 9.1 ± 6.5 9.9 ± 6.7
 Number of life events 1.3 ± 1.1 1.6 ± 1.4
 Score of life events 64.3 ± 47.1 72.2 ± 60.2
Neutrophil functions
 Number of neutrophils 58.5 ± 8.4 60.3 ± 8.6
  (×102/mm3)
Phagocytosis (particle/cell) 9.4 ± 3.5 6.4 ± 1.7*
Serum biochemical parameters
 TP (g/dL) 7.0 ± 0.6 7.0 ± 0.5
 ALB (g/dL) 4.1 ± 0.3 4.2 ± 0.3
 T-CHO (mg/dL) 172.3 ± 34.0 176.0 ± 28.8
 TG (mg/dL) 118.2 ± 92.1 114.4 ± 65.8
  1. Values are means ± SD. *P < 0.01.