Table 4 The mean absolute error and mean relative error for heart rate and respiratory rate.

From: A noncontact vital sign sensor demonstrating a strong correlation with an electrocardiogram electrode and a CO2 sensor

 

HR

RR

MAE (bpm)

MRE (%)

MAE

(breaths/min)

MRE (%)

All patient

3.76

(95%CI 3.43 to 4.11)

4.36

(95%CI 4.03 to 4.69)

1.49

(95%CI 1.38 to 1.62)

8.46

(95%CI 7.90 to 9.06)

All patient

(Excluding infant)

3.57

(95%CI 3.24 to 3.91)

4.36

(95%CI 4.00 to 4.71)

1.35

(95%CI 1.25 to 1.46)

8.48

(95%CI 7.89 to 9.12)

Adults

2.93

(95%CI 2.53 to 3.40)

3.94

(95%CI 3.49 to 4.42)

1.14

(95%CI 1.06 to 1.24)

9.19

(95%CI 8.50 to 10.00)

Children

4.59

(95%CI 4.11 to 5.12)

4.79

(95%CI 4.31 to 5.25)

1.85

(95%CI 1.63 to 2.07)

7.73

(95%CI 6.80 to 8.78)

Children

(Excluding infant)

4.29

(95%CI 3.78 to 4.85)

4.83

(95%CI 4.32 to 5.34)

1.58

(95%CI 1.39 to 1.79)

7.67

(95%CI 6.63 to 8.73)

  1. HR, heart rate; RR, respiratory rate; MAE, mean absolute error; MRE, mean relative error; CI, confidence interval.