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Table 4 Severity outcome measures and therapeutic interventions

From: A clinical predictive model for risk stratification of patients with severe acute lower gastrointestinal bleeding

Variable

Total cohort (n = 649)

Severe bleed (n = 226)

Non-severe bleed (n = 423)

P value

Rebleeding during admission

106 (16.3)

106 (46.9)

0 (0)

 < 0.001

Required blood transfusion

238 (36.7)

204 (90.3)

34 (8.0)

 < 0.001

Blood transfusion within 24H

212 (32.7)

178 (78.8)

34 (8.0)

 < 0.001

 ≥ 2 PCT

149 (23.0)

149 (65.9)

0 (0)

 < 0.001

Median PCT (IQR)

0 (0–2)

2 (2–4)

0 (0)

 < 0.001

Endoscopy

362 (55.8)

148 (65.5)

214 (50.6)

 < 0.001

OGD

190 (29.3)

107 (47.3)

83 (19.6)

 < 0.001

Colonoscopy

314 (48.4)

121 (53.5)

193 (45.6)

0.06

Sigmoidoscopy

42 (6.5)

21 (9.3)

21 (5.0)

0.033

Endoscopy < 24H

123 (19.0)

42 (18.6)

81 (19.1)

0.86

Surgery

48 (7.4)

23 (10.2)

25 (5.9)

0.048

Surgery < 24H

12 (1.8)

3 (1.3)

9 (2.1)

0.56

Angioembolisation

11 (1.7)

11 (4.9)

0 (0)

 < 0.001

Angioembolisation < 24H

2 (0.3)

2 (0.9)

0 (0)

0.12

ICU stay < 24H

5 (0.8)

5 (2.2)

0 (0)

0.005

Median length of stay (IQR)

3 (2–5)

5 (3–7)

3 (2–4)

 < 0.001

72H mortality

1 (0.2)

1 (0.4)

0 (0)

0.35

30 day mortality

3 (0.5)

3 (1.3)

0 (0)

0.042

  1. Values in parentheses are percentages
  2. PCT packed red blood cell transfusion, in units