TABLE 1.

Items Included in the Latent Class Analysis of SDM

SDM Items From the MEPS	Corresponding Component(s) of the Definition of SDMa	Scoring
If there were a choice between treatments, how often would your medical provider ask you to help make the decision?	1, 4	1 (never), 2 (sometimes), 3 (usually), 4 (always)
Does a medical person at your usual source of care present and explain all options to you?	2	1 (no), 4 (yes)
Thinking about the types of medical, traditional, and alternative treatments you are happy with, how often does your medical provider show respect for these treatments?	3	1 (never), 2 (sometimes), 3 (usually), 4 (always)
In the last 12 months, how often did your child’s doctors or other health providers listen carefully to you?	2, 3	1 (never), 2 (sometimes), 3 (usually), 4 (always)
In the last 12 months, how often did your child’s doctors or other health providers explain things in a way that you could understand?	2, 3	1 (never), 2 (sometimes), 3 (usually), 4 (always)
In the last 12 months, how often did your child’s doctors or other health providers show respect for what you had to say?	3, 4	1 (never), 2 (sometimes), 3 (usually), 4 (always)
In the last 12 months, how often did your child’s doctors or other health providers spend enough time with you?	2	1 (never), 2 (sometimes), 3 (usually), 4 (always)

^aComponents of SDM: (1) both the doctor and the patient are involved in the treatment decision-making process; (2) both share information with each other; (3) both take steps to participate in the decision-making process by expressing treatment preferences; and (4) both the doctor and the patient agree on the treatment to implement.