Table 1.

Descriptive Statistics of Indicators and Covariates in the Data Set

Variable	Male (n = 1870)		Female (n = 2239)		min	max
	Mean	SD	Mean	SD
Age	55.69	12.14	55.4	12.25	28	84
UniItemI	6.24	2.1	7.22	2.27	0	15
NmRepI	0.23	0.6	0.3	0.81	0	14
NmIntI	0.48	0.8	0.47	0.82	0	7
UniItemD	3.79	2.39	4.91	2.68	0	14
NmRepD	0.09	0.4	0.11	0.56	0	16
NmIntD	0.91	1.48	0.88	1.49	0	26
DgtSpan	4.96	1.5	5.03	1.51	0	8
UniItemF	19.24	6.15	18.46	6.03	0	42
NmRepF	0.31	0.7	0.32	0.68	0	8
NmIntF	0.05	0.56	0.04	0.48	0	16
NmSr	2.42	1.55	2.07	1.49	0	5
lstNm	60.25	11.7	63.57	10.54	1	99
NmErr	0.86	2.64	0.86	1.79	0	90
NmCorr	38.89	11.81	35.57	10.92	−13	90
SGST	−1.07	0.24	−1.12	0.31	−7	−0.2