Table 4.

La means differences across gender and age groups in the SRAS-R-C.

	SRAS-R-C factors
	FI	FII	FIII	FIV
Girls (reference)
Boys
Mean estimate (ME)	0.07	0.03	0.27	0.24
Standard error (SE)	0.06	0.05	0.19	0.12
Critical Ratio (CR)	1.14	0.59	1.40	2.08
8-year-old (reference)
9-year-old
ME	0.07	-0.05	-0.23	-0.08
SE	0.08	0.07	0.16	0.13
CR	0.79	-0.72	-1.44	0.62
10-year-old
ME	0.16	-0.03	-0.14	0.08
SE	0.09	0.08	0.16	0.14
CR	1.75	-0.41	-0.91	0.62
11-year-old
ME	0.15	-0.16	-0.76	1.95
SE	0.09	0.08	0.19	0.12
CR	1.70	-1.99	-3.93	15.77
9-year-old (reference)
10-year-old
ME	0.08	0.02	0.10	0.04
SE	0.07	0.07	0.15	0.14
CR	1.10	0.21	0.71	0.27
11-year-old
ME	0.10	-0.09	-0.42	1.95
SE	0.07	0.07	0.14	0.01
CR	1.41	-1.31	-3.04	16.53
10-year-old (reference)
11-year-old
ME	-0.05	-0.14	-0.56	0.22
SE	0.08	0.08	0.14	0.14
CR	-0.68	-1.79	-3.97	1.50

FI, Negative Affectivity; FII, Social Aversion and/or Evaluation; FIII, To Pursue Attention; FIV, To Pursue Tangible Reinforcement.