Cough Expired Volume and Cough Peak Flow Rate Estimation Based on GA-BP Method

Table 2

Statistical results of data for ten times tenfold cross-validations (test 1 to test 5).

Parameters	Test 1		Test 2		Test 3		Test 4		Test 5
	Training group	Validation group	Training group	Validation group	Training group	Validation group	Training group	Validation group	Training group	Validation group
Number of males	390	40	391	39	384	46	391	39	389	41
Number of females	240	30	239	31	246	24	239	31	241	29
Number of smokers	95	11	97	9	96	10	93	13	94	12
Number of nonsmokers	535	59	533	61	534	60	537	57	536	58
Average of age	23.87	22.30	23.73	23.50	23.70	23.86	23.72	23.67	23.53	25.33
Standard deviation of age	8.41	7.70	8.48	7.15	8.43	7.64	8.34	8.52	8.29	8.74
Average of height (cm)	171.02	170.89	171.00	171.07	171.07	170.47	171.03	170.74	171.00	171.01
Standard deviation of height (cm)	7.62	8.25	7.64	8.07	7.86	5.84	7.70	7.56	7.67	7.84
Average of weight (kg)	66.76	65.09	66.66	65.99	66.60	66.56	66.62	66.39	66.70	65.71
Standard deviation of weight (kg)	13.08	15.99	13.50	12.53	13.42	13.30	13.39	13.54	13.61	11.33
Average of CEV (L)	1.55	1.46	1.54	1.61	1.54	1.58	1.55	1.51	1.54	1.57
Standard deviation of CEV (L)	0.76	0.82	0.77	0.76	0.78	0.65	0.77	0.80	0.77	0.75
Average of CPFR (L/s)	6.26	6.08	6.23	6.37	6.25	6.24	6.26	6.15	6.24	6.29
Standard deviation of CPFR (L/s)	1.71	1.85	1.72	1.70	1.76	1.37	1.71	1.79	1.71	1.78