Table 3.

Normalized mean absolute error, normalized root mean square error, and mean absolute percentage error for respiratory rate estimation.

Patients	Normalized mean absolute error (%)	Normalized root mean square error (%)	Mean absolute percentage error (%)
1	8.84	11.34	8.80
2	8.43	10.91	8.54
3	12.76	15.04	12.66
4	14.44	16.93	15.00
5	14.33	16.88	14.86
6	14.69	17.64	15.22
7	8.20	10.28	8.14
8	10.22	12.09	10.28
9	9.74	12.20	9.67
10	12.51	15.21	12.84
Mean (SD)	11.42 (2.62)	13.85 (2.78)	11.60 (2.84)