White Blood Cell Count in Elderly Is Clinically Useful in Predicting Long-Term Survival
Table 1
Sex-specific baseline characteristics of the study cohort according to survival status. Categorical variables are shown as number (%) and continuous variables as median (interquartile range).
Survivors
Nonsurvivors
Men ()
Women ()
Men ()
Women ()
Current smoker
9 (9)
8 (5)
18 (17)
8 (12)
Known hypertension
14 (14)†
39 (25)
41 (38)†
26 (39)
Known diabetes
6 (6)
9 (6)
9 (8)
8 (12)
Prior myocardial infarction
9 (9)†
4 (3)
22 (20)†
6 (9)
Statin medication
1 (1)
4 (3)
6 (6)
3 (4)
WBC count (109/L)
6.1 (5.4–6.8)†
5.6 (4.7–6.7)‡
6.4 (5.5–7.4)†
5.8 (5.1–7.1)‡
BMI (kg/m2)
25.4 (23.1–26.8)
26.2 (23.7–29.3)
25.1 (23.7–27.3)
25.8 (23.4–28.3)
Plasma glucose (mmol/L)
5.8 (5.4–6.4)
5.9 (5.4–6.4)‡
5.9 (5.4–6.6)
6.0 (5.5–7.2)‡
Systolic BP (mmHg)
160 (144–180)
165 (150–190)
160 (150–180)
165 (150–180)
Diastolic BP (mmHg)
83 (75–90)
85 (80–90)
85 (80–91)
85 (75–90)
Total cholesterol (mmol/L)
6.0 (5.4–6.8)
6.6 (5.8–7.3)
5.9 (5.3–6.5)
6.5 (5.9–7.0)
LDL-cholesterol (mmol/L)
3.8 (3.2–4.7)
4.1 (3.4–4.8)
3.8 (2.9–4.3)
4.2 (3.6–4.8)
HDL-cholesterol (mmol/L)
1.4 (1.2–1.7)†
1.6 (1.4–2.0)
1.4 (1.2–1.5)†
1.5 (1.2–1.9)
Triglycerides (mmol/L)
1.4 (1.0–1.8)
1.4 (1.1–2.1)
1.6 (1.1–2.0)
1.5 (1.1–2.0)
Significant difference between survivors and nonsurvivors in men. Significant difference between survivors and nonsurvivors in women.