|
Prehospital course
|
|
>72 h from onset to arrival, n (%)
|
13 (19.1)
|
0.90
|
0.83
|
|
Time of hospital presentation, n (%)
|
|
- 8 am to 4 pm
|
10 (14.7)
|
1.88
|
0.17
|
|
- 4 pm to midnight
|
22 (32.4)
|
1.96
|
0.07
|
|
- Midnight to 8 am
|
36 (52.9)
|
0.38
|
0.007†
|
|
2-day interdialytic gap, n (%)
|
37 (54.4)
|
1.09
|
0.81
|
|
Body weight gain (kg)
|
2.0 (1.0–4.0)
|
1.00
|
0.95
|
|
Body weight gain rate (%)
|
4.1 (1.4–6.0)
|
1.01
|
0.84
|
|
Vital signs
|
|
Systolic blood pressure (mmHg)
|
182 (159–205)
|
0.99
|
0.04†
|
|
Diastolic blood pressure (mmHg)
|
94 (72–115)
|
0.99
|
0.13
|
|
Heart rate (bpm)
|
102 (90–116)
|
0.98
|
0.15
|
|
Respiratory rate (/minute)
|
26 (21–30)
|
0.97
|
0.35
|
|
Saturation of peripheral oxygen (%)
|
97 (92–99)
|
0.98
|
0.42
|
|
Arterial blood gases
|
|
pH
|
7.37 (7.26–7.44)
|
6.98
|
0.19
|
|
pCO2 (mmHg)
|
38.8 (34.5–50.6)
|
0.99
|
0.26
|
|
pO2 (mmHg)
|
83.4 (61.4–97.5)
|
1.00
|
0.72
|
|
HCO3− (mmol/l)
|
22.1 (19.6–24.6)
|
1.03
|
0.60
|
|
Echocardiographic variables (Teichholz method)
|
|
LVEDVI (ml/m2)
|
77.6 (62.8–97.8)
|
1.00
|
0.53
|
|
LVESVI (ml/m2)
|
36.9 (25.9–50.1)
|
1.00
|
0.73
|
|
Left ventricular ejection fraction (%)
|
53 (41.3–61)
|
0.99
|
0.61
|
|
Left ventricular mass index (g/m2)
|
158 (133–190.5)
|
1.00
|
0.47
|
|
Electrocardiographic variables
|
|
Atrial fibrillation rhythm, n (%)
|
10 (14.7)
|
3.34
|
0.01*
|
|
Artificially paced, n (%)
|
0 (0)
|
NA
|
NA
|
|
Left ventricular hypertrophy, n (%)
|
12 (17.6)
|
1.22
|
0.65
|
|
QRS duration (ms)
|
112 (101.5–120)
|
1.01
|
0.41
|
|
Laboratory findings
|
|
White blood cell count (×103/μl)
|
10.2 (7.7–12.4)
|
0.97
|
0.56
|
|
Hematocrit (%)
|
34.4 ± 5.3
|
0.92
|
0.03†
|
|
Platelet count (×103/μl)
|
213.2 ± 69.2
|
0.99
|
0.07
|
|
Blood urea nitrogen (mg/dl)
|
47.0 ± 16.1
|
1.00
|
0.66
|
|
Creatinine (mg/dl)
|
8.1 ± 2.3
|
0.88
|
0.08
|
|
Aspartate aminotransferase (U/l)
|
20 (15–30)
|
1.01
|
0.16
|
|
Alanine aminotransferase (U/l)
|
14 (8–17)
|
1.01
|
0.10
|
|
Albumin (g/dl)
|
3.7 ± 0.4
|
0.28
|
0.007†
|
|
Blood glucose (mg/dl)
|
161 (120.3–217.3)
|
1.00
|
0.31
|
|
Sodium (mmol/l)
|
139.1 ± 3.1
|
0.93
|
0.17
|
|
Potassium (mmol/l)
|
4.8 (4.3–5.4)
|
1.04
|
0.84
|
|
Chloride (mmol/l)
|
102.0 ± 3.2
|
0.95
|
0.31
|
|
Calcium (mg/dl), n = 61
|
8.9 ± 0.7
|
0.98
|
0.96
|
|
Phosphate (mg/dl), n = 56
|
5.0 (3.6–5.8)
|
1.06
|
0.61
|
|
C-reactive protein (mg/dl)
|
0.53 (0.15–1.85)
|
1.01
|
0.89
|
