A) | ||
---|---|---|
DEPENDENT VARIABLE | UNIVARIABLE ANALYSES t TEST (P VALUE)* | MULTIVARIABLE ANALYSES β (P VALUE) |
PCP visits/mo for infants < 6 mo (n = 216) | 0.06 (.95) | 0.15 (.43)† |
PCP visits/mo for infants ≥ 6 mo (n = 435) | 1.66 (.10) | −0.09 (.22)‡ |
B) | ||
DEPENDENT VARIABLE | UNIVARIABLE ANALYSES OR (95% CI) | MULTIVARIABLE ANALYSES ADJUSTED OR (95% CI) |
ED use (n = 651) | ||
• 0 visits | 1.00 | 1.00 |
• ≥1 visits | 1.39 (0.77–2.51) | 1.46 (0.77–2.78)§ |
WIC use (n = 651) | ||
• 0 visits | 1.00 | 1.00 |
• ≥1 visits | 0.94 (0.49–1.80) | 1.00 (0.47–2.11)|| |
CI—confidence interval, ED—emergency department, HSU—health services utilization, OR—odds ratio, PCP—primary care provider, SGA—small for gestational age, STAI—State-Trait Anxiety Inventory, WIC—walk-in clinic.
↵* Univariable P values for continuous variables were obtained by t-tests comparing levels of predictor variables in the 2 outcome categories and for categorical variables by 2 x 2 tests of contingency tables.
↵† Adjusted for marital status, previous children, infant age, maternal education, smoking status, alcohol consumption, access to car, social support, financial strain, preterm birth, SGA.
↵‡ Adjusted for financial strain, mother’s employment status, SGA.
↵§ Adjusted for marital status, previous children, social support, financial strain, SGA.
↵|| Adjusted for maternal age, marital status, previous children, infant age, infant sex, maternal education, country of birth, language spoken at home, smoking status, alcohol consumption, income, access to car, access to bus, access difficulties, social support, financial strain, mother’s employment status, preterm birth, SGA.