Skip to main content

Table 2 The output parameters produced by the LPM for the various pathophysiological processes

From: Computer model for the cardiovascular system: development of an e-learning tool for teaching of medical students

Outputs

Pathological Process

Guideline Derived Definition

Blood Pressure (mmHg)

Cardiac Output

Heart Rate

Systolic

Diastolic

(l/min)

(bpm)

Normal

N/A

120

80

5

60

Hypertension

Stage 1

140–159/90–99 mmHg

140

80

5

60

Stage 2

>160/>100 mmHg

160

90

5

60

Accelerated

>180/>120 mmHg

180

100

5

60

Heart Failure

Mild

LVEF <50%

120

80

4.5

60

Moderate

LVEF <40%

110

70

4

70

Severe

LVEF <30%

100

60

3.5

80

Haemorrhage

Stage I

<15% volume loss

120

80

5

100

Stage II

15–30% volume loss

100

70

4

120

Stage III

30–40% volume loss

80

60

3.5

140

Stage IV

50% volume loss

60

50

3

160

  1. Bpm beats per minute, l/min litres per minute, LVEF left ventricular ejection fraction