Validation of a Pediatric Primary Care Network in a US Metropolitan Region as a Community-Based Infectious Disease Surveillance System

Table 1

Demographic and clinical characteristics of the network-enrolled and the nonnetwork community populations in the philadelphia metropolitan area (𝑁=130,300 unweighted).

Characteristic	Network population 𝑁=127,217% (S.E.)	Nonnetwork community population 𝑁=3,083% (S.E.)	𝑃^a
Gender
Female	50.1 (0.14)	47.5 (1.08)	0.02
Race/ethnicity
White	58.9 (0.15)	54.4 (1.08)	<.001
Black	37.7 (0.14)	24.0 (0.86)
Asian	2.2 (0.04)	2.3 (0.53)
Hispanic	2.2 (0.04)	19.4 (0.86)
Age
<1 year	8.7 (0.08)	6.8 (0.50)	<.001
1–5 years	36.2 (0.14)	26.3 (0.91)
6–11 years	31.2 (0.13)	27.1 (0.90)
12–18 years	24.0 (0.12)	39.7 (1.10)
Diagnosis of asthma	16.6 (0.10)	16.3 (0.73)	n.s.
Diagnosis of diabetes	0.24 (0.01)	0.60 (0.84)	0.001
Receipt of Medicaid	28.0 (0.13)	19.3 (0.84)	<.001

^aRao Scott Chi square.