Research Article
In-ICU Outcomes of Critically Ill Patients in a Reference Cameroonian Intensive Care Unit: A Retrospective Cohort Study
Table 2
Clinical and paraclinical parameters on admission (univariate analysis).
| | Continuous variables | No death n = 154 median (Q1–Q3) | Death n = 360 median (Q1–Q3) | Total n = 514 median (Q1–Q3) | value |
| | Vital signs | | Systolic BP (mmHg) | 135.0 (115.0–156.0) | 129.0 (103.8–156.2) | 131.0 (107.2–156.0) | 0.064 | | Diastolic BP (mmHg) | 83.0 (70.0–98.0) | 76.0 (62.0–93.0) | 78.0 (65.0–93.8) | 0.003 | | Glucose levels (mg/dL) | 132.5 (108.0–169.0) | 139.0 (110.0–195.0) | 137.0 (110.0–189.0) | 0.268 | | Temperature (C) | 37.5 (37.0–38.4) | 38.0 (37.0–39.0) | 37.8 (37.0–38.8) | 0.010 | | Oxygen saturation (%) | 95.0 (90.0–97.0) | 93.0 (87.0–97.0) | 94.0 (89.0–97.0) | 0.004 | | Pulse (beats per minute) | 105.0 (89.0–120.8) | 110.0 (87.0–126.0) | 107.5 (88.0–124.0) | 0.607 | | Glasgow coma scale score | 12 (8.0–15.0) | 9.0 (6.0–12.0) | 10.0 (7.0–14.0) | <0.001 | | Paraclinical parameters | | White blood cell count | 10.4 (7.5–14.3) | 10.0 (6.6–14.6) | 10.3 (7.0–14.6) | 0.407 | | Haemoglobin level | 10.6 (8.9–12.6) | 10.5 (8.7–12.7) | 10.5 (8.7–12.7) | 0.904 | | Platelet count | 191.5 (120.2–287.0) | 189.5 (115.0–267.2) | 190.0 (116.0–268.0) | 0.650 | | Sodium (mEq/L) | 138.1 (136.0–142.0) | 139.9 (135.9–145.0) | 139.4 (135.9–143.6) | 0.033 | | Potassium (mEq/L) | 3.9 (3.4–4.4) | 3.8 (3.3–4.5) | 3.8 (3.3–4.5) | 0.754 | | Urea level (g/L) | 0.4 (0.3–0.9) | 0.6 (0.3–1.3) | 0.5 (0.3–1.2) | 0.042 | | Creatinine level (mg/dL) | 1.28 (1.01–1.94) | 1.6 (1.05–3.26) | 1.45 (1.02–2.9) | 0.015 |
| | Categorical variables | No death n = 154 counts (%) | Death n = 360 counts (%) | Total n = 514 counts (%) | value |
| | Vital signs | | Hypotension (SBP <90) | 10 (6.5) | 38 (10.6) | 48 (9.3) | 0.199 | | Fever >40°C | 1 (0.6) | 26 (7.2) | 27 (5.3) | 0.004 | | Tachycardia >100 bpm | 89 (57.8) | 208 (57.8) | 297 (57.8) | 1.000 | | Hypoxia (<90%) | 27 (17.5) | 104 (28.9) | 131 (25.5) | 0.007 | | Deep coma (GCS ≤8) | 26 (16.9) | 129 (35.8) | 155 (30.2) | <0.001 | | Hypoglycemia <70 g/L | 5 (3.2) | 15 (4.2) | 20 (3.9) | 0.806 | | Hyperglycemia >200 g/L | 26 (16.9) | 83 (23.1) | 109 (21.2) | 0.147 | | Paraclinical parameters | | aWBC count ≥15 × 109/mL | 32 (23.9) | 63 (24.0) | 95 (23.9) | 1.000 | | aSevere anemia ≤7 g/L | 13 (9.6) | 28 (10.6) | 41 (10.3) | 0.897 | | aSTP <50,000 | 3 (2.2) | 18 (6.9) | 21 (5.3) | 0.087 | | bHypernatremia >145 meq/L | 12 (12.6) | 47 (25.0) | 59 (20.8) | 0.018 | | bHyperkaliemia >6 mEq/L | 4 (4.2) | 13 (6.9) | 17 (6.0) | 0.523 | | cHyperuremia >2 g/L | 6 (5.8) | 26 (12.0) | 32 (9.9) | 0.105 | | cHypercreatinemia >40 mg/L | 11 (10.2) | 41 (18.6) | 52 (15.8) | 0.073 |
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Note: WBC = white blood cell, SBP = systolic blood pressure, STP = severe thrombocytopenia. a = 397 patients, b = 284 patients, c = 323 patients. Bold values represent variables with statistical significance p < 0.05.
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