. Author manuscript; available in PMC: 2015 Jul 1.

Published in final edited form as: Pediatr Blood Cancer. 2014 Feb 12;61(7):1252–1256. doi: 10.1002/pbc.24974

Table I.

Descriptives of Continuous Variables and Correlations with Grade Retention

	M	SD	Range	r
Age (years)	10.6	2.7	6–16	0.28^**
Income^a	$10,000–$14,000		< $5,000 to $70,000–$99,999	−0.15^*
Hb level	9.2	1.8	5.6–14.5	−0.04
Broad Reading	89.1	18.3	19–136	−0.32^**
Broad Math	88.8	15.5	25–131	−0.31^**
Family Conflict	46.5	10.3	32–75	0.03
Family Expressiveness	48.4	9.5	15–66	−0.06
Family Cohesion	53.8	11.8	9–68	−0.20^**
Family Achievement-Orientation	54.9	7.2	35–72	−0.00

Income was a categorical variable. The median category and range is presented.

p < 0.05.

^**

p < 0.01.