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Table 2 Multivariate analysis of outcome predictors (N = 1182)

From: Prognostic significance of diabetes and stress hyperglycemia in acute stroke patients

Variables

Outcomes

mRS ≥ 3 (N = 856)

Death (N = 89)

Cerebral edema (N = 434)

Hemorrhagic transformation* (N = 203)

Fever (N = 361)

Pneumonia (N = 57)

Oxygen administration (N = 279)

Age (years)

1.05 [1.03–1.06] < 0.0001

1.03 [1.01–1.06] 0.009

0.99 [0.98–1.01] 0.29

0.99 [0.98–1.01] 0.47

1.01 [0.99–1.02] 0.37

1.05 [1.01–1.08] 0.006

1.04 [1.03–1.06] < 0.0001

Male sex

1.05 [0.73–1.50] 0.78

1.65 [1.05–2.58] 0.03

1.12 [0.79–1.59] 0.51

1.48 [1.00–2.18] 0.048

0.94 [0.70–1.26] 0.68

2.75 [1.45–5.22] 0.002

1.23 [0.87–1.74 0.25

NIHSS score

1.40 [1.32–1.48] < 0.0001

1.09 [1.05–1.13] < 0.0001

1.03 [1.00–1.06] 0.055

1.01 [0.98–1.04] 0.55

1.09 [1.06–1.11] < 0.0001

1.06 [1.01–1.11] 0.01

1.10 [1.07–1.13] < 0.0001

Cerebral lesion diameter (cm)

1.12 [1.02–1.23] 0.02

1.01 [0.95–1.08] 0.73

2.04 [1.86–2.25] < 0.0001

1.47 [1.36–1.58] < 0.0001

1.09 [1.03–1.15] 0.002

1.04 [0.95–1.15] 0.37

1.03 [0.97–1.09] 0.38

Leukocytes (109/l)

1.06 [0.99–1.13] 0.10

1.07 [1.02–1.13] 0.01

1.05 [0.99–1.11] 0.09

1.00 [0.94–1.07] 0.95

1.06 [1.01–1.11] 0.01

1.07 [0.99–1.15] 0.09

1.07 [1.02–1.12] 0.006

C-reactive protein (mg/dl)

1.03 [0.96–1.11] 0.40

1.01 [0.98–1.03] 0.55

0.97 [0.93–1.01] 0.16

0.95 [0.92–0.99] 0.009

1.07 [1.03–1.11] 0.0004

1.01 [0.97–1.06] 0.51

1.10 [1.06–1.15] < 0.0001

Fever

1.46 [0.90–2.37] 0.13

1.36 [0.83–2.22] 0.23

2.11 [1.46–3.07] < 0.0001

1.41 [0.94–2.11] 0.10

–

6.11 [2.99–12.50] < 0.0001

2.34 [1.66–3.28] < 0.0001

Prev. myocardial infarction

1.37 [0.68–2.77] 0.38

1.19 [0.60–2.36] 0.62

0.43 [0.23–0.84] 0.01

1.07 [0.57–2.01] 0.83

1.23 [0.76–2.02] 0.40

2.32 [1.03–5.24] 0.04

1.36 [0.79–2.36] 0.27

Previous stroke

1.37 [0.80–2.33] 0.25

1.01 [0.56–1.81] 0.98

0.80 [0.48–1.34] 0.40

0.95 [0.55–1.62] 0.84

0.98 [0.65–1.46] 0.91

1.11 [0.50–2.43] 0.80

0.80 [0.50–1.29] 0.36

Peripheral artery disease

2.80 [1.14–6.89] 0.03

1.37 [0.61–3.05] 0.45

0.88 [0.41–1.90] 0.75

1.16 [0.57–2.36] 0.69

0.46 [0.24–0.88] 0.02

0.88 [0.28–2.75] 0.83

1.22 [0.64–2.35] 0.54

Prev. arterial revascularizations

0.41 [0.19–0.87] 0.02

0.55 [0.24–1.27] 0.16

1.72 [0.84–3.52] 0.14

1.37 [0.68–2.78] 0.38

0.86 [0.49–1.52] 0.60

1.04 [0.41–2.66] 0.94

0.51 [0.26–0.98] 0.04

Group 1

1.25 [0.52–3.00] 0.61

1.45 [0.71–2.95] 0.30

1.11 [0.53–2.32] 0.78

2.01 [0.99–4.07] 0.053

1.55 [0.87–2.74] 0.13

1.26 [0.48–3.33] 0.64

1.77 [0.95–3.32] 0.07

Group 2

0.83 [0.45–1.53] 0.55

1.29 [0.58–2.87] 0.54

0.65 [0.34–1.24] 0.19

1.07 [0.56–2.06] 0.83

1.48 [0.90–2.45] 0.12

1.29 [0.46–3.60] 0.62

1.33 [0.74–2.41] 0.35

Group 3

1.70 [1.01–2.88] 0.046

2.19 [1.32–3.64] 0.003

0.97 [0.57–1.63] 0.90

0.71 [0.39–1.27] 0.24

1.36 [0.90–2.05] 0.14

0.50 [0.20–1.29] 0.15

1.73 [1.08–2.78] 0.02

  1. Results of multiple logistic regression models (Cox regression was performed when the outcome was Death). The numbers in each cell are odds ratio (hazard ratio when the outcome was Death), [95% confidence interval] and P value
  2. Groups: 1 = nondiabetic hyperglycemic, 2 = diabetic nonhyperglycemic, 3 = diabetic hyperglycemic
  3. mRS = modified Rankin scale, NIHSS = National Institutes of Health Stroke Scale
  4. *Analysis referred to ischemic strokes only (N = 1027)