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. 2014 Apr 27;6(1):5. doi: 10.1186/2036-7902-6-5

Table 4.

Patients’ characteristics

  G1 G2 P value
Age (years)
 74.3 ± 11.4
 74.5 ± 12.7
 0.9
BMI (kg/m2)
 28.5 ± 3
 29 ± 3.4
 0.3
Heart rate (bpm)
 96.6 ± 20.8
 110.6 ± 24
 <0.05
Respiratory rate (bpm)
 28.5 ± 5.8
 30.4 ± 5
 <0.05
SBP (mmHg)
 148 ± 33
 155 ± 37
 0.19
DBP (mmHg)
 85.6 ± 17.4
 88 ± 18
 0.38
pH
 7.38 ± 0.1
 7.37 ± 0.16
 0.7
pCO2 (mmHg)
 48.5 ± 17.5
 44.1 ± 15.8
 0.09
pO2 (mmHg)
 63.8 ± 20.5
 63.8 ± 28
 1
FiO2 (%)
 27.3 ± 11.6
 25.6 ± 11.9
 0.18
SpO2 (%)
 87.3 ± 9.8
 88 ± 8.4
 0.6
PaO2/FiO2
 255 ± 89
 260 ± 87
 0.7
HCO3- (mmol/L)
 27.4 ± 6.8
 26 ± 6.2
 0.16
Lactate (mmol/L)
 2.03 ± 2.2
 2.4 ± 1.9
 0.24
Troponin-T (ng/mL)
 0.15 ± 0.64
 0.08 ± 0.15
 0.34
CRP (mg/dL)
 4.3 ± 7.3
 6.8 ± 9.1
 0.05
WBC (×103/mL)
 9.7 ± 4.8
 10.6 ± 12
 0.5
D-dimers (ng/dL)
 1,175.3 ± 1,351
 1,991 ± 1,039
 0.9
COPD (%)
 59
 46
 0.48
Renal failure (%)
 23.8
 22.5
 0.83
Ischemic heart disease (%)
 50
 36
 0.07
Heart failure (%)
 22,7
 20
 0.76
Cerebral vasculopathy (%)
 30
 32.5
 0.56
Diabetes (%)
 25
 27.5
 0.7
Atrial fibrillation (%) 18 20 0.76

BMI, body mass index; SBP, systolic blood pressure; DBP, diastolic blood pressure; CRP, C-reactive protein; WBC, white blood cell; COPD, chronic obstructive pulmonary disease.