Article Reference: Cheng E, Bauer N, Downs S, Sanders L. Parent Health Literacy,

Question

Article Reference: Cheng E, Bauer N, Downs S, Sanders L. Parent Health Literacy, Depression, and Risk for Pediatric Injury. Pediatrics. 2016;138(1):e20160025.

At the beginning of the Statistical Analysis subsection, the authors state, “We first summarized the sample characteristics and examined bivariate relationships of low parent health literacy with covariates and our main outcome measures.” You can find the results of this initial analysis in Table 2. In this Table, the authors report characteristics (on both covariates and main outcome measures) of those with low parent health literacy and those with adequate parent health literacy. What test was used to assess whether there was a difference in the mean age of the child between these two groups? Hint: You will not find this answer directly in the article … Think about what is being compared (You may want to take a look at Chapter 10 in your textbook to answer it).

a. independent groups t-test
b. Paired t-test
c. Chi-squaretest
d. Pearson product-moment correlation
e. Multivariable linear regression

Explanation / Answer

SolutionA:

t test used for difffernce in means

It is not paired beacuse no before/after studies given

It is independent groups t-test

as low parent health literacy and those with adequate parent health literacy are independent.

ANSWER :

a. independent groups t-test

T=diff in emans/standard error

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