Table 3.

Comparison of cohorts by UMAT, ATAR and SES

Measure	Statistics		2013	2014	2015	2016	2017	2018
UMAT	Mean		59.86	58.88	59.10	59.18	58.76	59.24
	95% CI	Lo	59.55	58.62	58.79	58.90	58.47	58.92
		Hi	60.17	59.14	59.41	59.45	59.05	59.57
	Median		59.00	58.67	59.00	59.00	58.33	59.00
	Variance		35.50	26.05	24.40	27.25	25.10	25.97
	Std. Deviation		5.96	5.10	4.94	5.22	5.01	5.10
	Minimum		50.00	50.00	50.00	50.00	50.00	50.00
	Maximum		89.00	79.67	78.67	80.67	76.33	83.33
	Skewness		0.71	0.50	0.53	0.52	0.57	0.50
	Kurtosis		0.48	0.07	0.35	0.32	0.29	0.31
ATAR	Mean		97.84	97.90	98.00	98.06	98.20	98.46
	95% CI	Lo	97.73	97.79	97.87	97.95	98.09	98.35
		Hi	97.95	98.00	98.12	98.17	98.31	98.57
	Median		98.61	98.70	98.75	98.85	98.90	99.10
	Variance		4.48	4.57	4.17	4.33	3.66	3.06
	Std. Deviation		2.12	2.14	2.04	2.08	1.91	1.75
	Minimum		91.05	91.00	91.00	91.00	91.05	91.10
	Maximum		99.95	99.95	99.95	99.95	99.95	99.95
	Skewness		−1.25	−1.29	−1.37	−1.39	−1.50	−1.87
	Kurtosis		0.80	0.82	1.23	1.23	1.70	3.43
SES	Mean		7.75	7.64	7.71	7.49	7.86	7.91
	95% CI	Lo	7.62	7.50	7.55	7.34	7.71	7.76
		Hi	7.89	7.77	7.87	7.63	8.00	8.07
	Median		9.00	9.00	9.00	9.00	9.00	9.00
	Variance		6.92	7.06	6.79	7.78	6.50	5.87
	Std. Deviation		2.63	2.66	2.61	2.79	2.55	2.42
	Minimum		1.00	1.00	1.00	1.00	1.00	1.00
	Maximum		10.00	10.00	10.00	10.00	10.00	10.00
	Skewness		−1.20	−1.12	−1.19	−1.01	−1.28	−1.34
	Kurtosis		0.38	0.21	0.45	−0.13	0.70	1.02