Table 1.

Sociodemographic and Health Variables by group

	Cystic Fibrosis	Obesity	Sickle Cell Disease	Inflammatory Bowel Disease	Epilepsy	Comparison Group
	(a)	(b)	(c)	(d)	(e)	(f)
	n = 59	n = 28	n = 44	n = 43	n = 70	n = 57

	M(SD)	M (SD)	M (SD)	M (SD)	M (SD)	M (SD)
	or %	or %	or %	or %	or %	or %
Family-based Variables
^*Income:> 50K	54%^{b, c, d}	25%^{a, d, f}	16%^{a, d, e, f}	93%^{a, b, c, e, f}	42%^{c, d}	51%^{b, c, d}
^*Marital Status: single	15%^{b, c, e, f}	62%^{a, d, e}	71%^{a, d, e, f}	5%^{b, c, e, f}	36%^{a, b, c, d}	38%^{a, c, d}
^*# children in the home	2.3 (0.9)^{d, e, f}	2.0 (0.8)^{c, d, e, f}	2.7 (1.6)^{b, d}	1.3 (1.0)^{a, b, c, e, f}	2.8 (1.1)^{a, b, d}	3.2 (1.9)^{a, b, d}^**
Caregiver: mothers	81%	92%	84%	91%	81%	91%
Child-based Variables
^*Child Age in years	12.5 (4.2)^{b, c, d,e,f}	9.9 (2.0)^{a, d, f}	10.8 (1.5)^{a, d, e}	15.4 (1.4)^{a, b, c, e, f}	8.85 (2.0)^{a, c, d, f}	11.4 (3.2)^{a, b, d, e}
^*Child Age in years	Range: 6–18	Range: 5–12	Range: 7–13	Range: 13–18	Range: 5–13	Range: 6–17
^*Child Sex: female	58%^e	68%^{d, e}	50%	40%^{b, f}	37%^{a, b, f}	67%^{d, e}
Child Race	White: 98%	White: 32%	Black: 100%	White: 88%	White: 67%	White: 70%
	Black: 2%	Black: 54%		Black: 7%	Black: 20%	Black: 25%
		Other: 14%		Other: 5%	Other: 13%	Other: 5%
Health/Disease Status or Severity Indicator	FEV₁ %	BMI: 32.4 (5.7)	SS: 83%	PCDAI: 13.3 (10.1)	Partial: 56%	N/A
	predicted: 78.2 (25.3)	BMI: 32.4 (5.7)	SC: 11%	LCAI: 3.1 (4.7)	Generalized: 31%
	predicted: 78.2 (25.3)	zBMI: 2.5 (0.3)	SS+Thal: 6%		Unclassified: 13%

Note.

Significant group differences were noted; superscript letters denote significant post-hoc differences.

^**

Data was only available for n=26 of 57 children only.

FEV_1: Forced expiratory volume in one second, BMI: Body Mass Index, zBMI: Standardized BMI, SS: Sickle Cell Anemia, SC: Sickle-Hemoglobin C Disease, SS+Thal: Sickle Beta-Plus Thalassemia, PCDAI: Pediatric Crohn's Disease Activity Index, LCAI: Lichtiger Colitis Activity Index.