Table 2.

Multivariate logistic regression of demographic and socio-economic factors and their association with successful randomization^a (N = 223)

Variable	Odds Ratio [95% CI]	P Value
Age (years)	1.05 [0.93, 1.17]	0.46
Sex (% female)	1.06 [0.6, 1.89]	0.83
Number of siblings	1.0 [0.83, 1.20]	0.98
Marital status primary caregiver (% married/living with partner)	1.07 [0.74, 1.56]	0.72
Primary caregiver (% mother)	1.05 [0.48, 2.29]	0.90
Education head of household – US only (% college)	1.12 [0.6, 2.08]	0.73
Number in household ≤ 16 years old	1.23 [0.95, 1.58]	0.12
Number in household ≥ 17 years old	1.01 [0.71, 1.43]	0.95
Sibling with sickle cell disease (%)	1.32 [0.66, 2.62]	0.43
Private insurance (%) – US only	0.94 [0.33, 2.66]	0.91
Medicaid use (%)	1.08 [0.39, 3.0]	0.89
Hospitalized for sickle cell pain (%)	0.82 [0.43, 1.57]	0.54
Hospitalized for acute chest syndrome (%)	0.95 [0.51, 1.79]	0.88
ED visit for sickle cell pain (%)	0.84 [0.44, 1.58]	0.58
ED visit for acute chest (%)	0.66 [0.27, 1.64]	0.37
Family income – US only (% $50K and above)	1.3 [0.51, 3.34]	0.58

^aUS participants only