Identification of Multiple Outliers in a Generalized Linear Model with Continuous Variables

Table 4

Percentages of correct detection of outlier, masking rates, and swamping rates based on 5,000 simulations for Scenario 2.

			% Correct detection			% Masking			% Swamping
			Pearson residuals	Corrected Pearson residuals	GSCPR	Pearson residuals	Corrected Pearson residuals	GSCPR	Pearson residuals	Corrected Pearson residuals	GSCPR
5	20	1	100.00	100.00	100.00	0.00	0.00	0.00	0.00	0.12	39.16
	40	2	88.56	100.00	100.00	11.44	0.00	0.00	0.00	0.08	40.66
	60	3	94.68	100.00	100.00	5.32	0.00	0.00	0.04	0.30	26.44
	100	5	100.00	100.00	100.00	0.00	0.00	0.00	0.16	0.46	32.69
	200	10	100.00	100.00	100.00	0.00	0.00	0.00	0.12	0.18	39.20
10	20	2	0.02	100.00	100.00	99.98	0.00	0.00	0.00	0.08	32.66
	40	4	0.00	99.80	100.00	100.00	0.20	0.00	0.00	0.02	15.69
	60	6	0.00	0.10	100.00	100.00	99.90	0.00	0.00	0.00	32.36
	100	10	0.00	95.98	100.00	100.00	4.02	0.00	0.00	0.00	38.74
	200	20	0.00	0.00	100.00	100.00	100.00	0.00	0.00	0.00	27.62
15	20	3	0.00	1.92	40.98	100.00	98.08	59.02	0.00	0.04	5.08
	40	6	0.00	20.98	86.62	100.00	79.02	13.38	0.00	0.02	24.04
	60	9	0.00	0.00	100.00	100.00	100.00	0.00	0.00	0.00	0.18
	100	15	0.00	0.00	100.00	100.00	100.00	0.00	0.00	0.00	4.28
	200	30	0.00	0.00	100.00	100.00	100.00	1.32	0.00	0.00	14.40
20	20	4	0.00	2.26	98.68	100.00	97.74	0.00	0.00	0.00	10.26
	40	8	0.00	4.66	100.00	100.00	95.34	0.00	0.00	0.00	4.74
	60	12	0.00	0.00	100.00	100.00	100.00	0.00	0.00	0.00	5.46
	100	20	0.00	0.00	100.00	100.00	100.00	0.00	0.00	0.00	1.60
	200	40	0.00	0.00	100.00	100.00	100.00	0.00	0.00	0.00	1.20