The goal of this pilot hybrid type I efficacy/implementation trial is to assess a newly developed decision support tool patients, parents, and providers to use during surgical treatment decision making for neuromuscular scoliosis (NMS). Results from this pilot will inform the design of a future larger effectiveness trial of the decision support tool. Participants will either receive usual care or receive the decision support tool. Researchers will assess the decision made, decision quality, individual affective, cognitive, and behavioral effects, and feasibility and acceptability of tool use. They will also collect potential barriers and facilitators to implementation and feedback about the tool and study design to maximize likelihood of successful deployment of the tool into clinical practice and inform the design of a future trial. The outcomes measures will be used to inform potential effect size estimates to inform a future trial.
Neuromuscular scoliosis (NMS) can result in severe disability for children. Non-operative management including bracing and physical therapy minimally slows scoliosis progression, but operative management with posterior spinal fusion (PSF) carries high risks of morbidity and mortality in part due to the multiple comorbid conditions seen in children with NMS. Decisions like PSF that have no clear best treatment option are best served by shared decision making (SDM). SDM is a collaborative process where patients, parents, and providers share their knowledge, preferences, and values to reach treatment plan agreement. Our prior qualitative study creating a framework of SDM for children with multiple comorbid conditions like children with NMS found that parents face immense decision related uncertainty that often goes unacknowledged by providers and that parents and providers struggle with identifying and communicating family preferences and values that are important for treatment decision making. Our prior work has identified optimal methods to communicate uncertainty and identified the preferences and values parents of children with NMS have when it comes to treatment decision making for NMS. This study will pilot test a decision support tool that contains these elements.
Study Type
INTERVENTIONAL
Allocation
NON_RANDOMIZED
Purpose
HEALTH_SERVICES_RESEARCH
Masking
NONE
Enrollment
110
Decision support tool developed for patients, parents, and providers of children with neuromuscular scoliosis
Children's Hospital Los Angeles
Los Angeles, California, United States
RECRUITINGUniversity of Utah
Salt Lake City, Utah, United States
RECRUITINGIntention for NMS treatment
Parent degree of decision preference (1: no surgery-9: surgery)
Time frame: Immediately after clinic visit
Intention for NMS treatment
Parent's desired treatment option: Binary (1- surgery, 0- no surgery)
Time frame: Immediately after clinic visit
Intention for not delaying treatment
For parents who select surgery, the intention of treatment timing.
Time frame: Immediately after clinic visit
Knowledge questions
Parent's response to five decision-related knowledge questions, scored as total answered correctly
Time frame: Immediately after clinic visit
Acceptability of intervention
Measured quantitatively by the validated Acceptability of Intervention Measure for caregivers in the intervention group. The scale consists of 4 items rated on a 5-point Likert scale. A mean score is created with a higher score indicating higher acceptability.
Time frame: Immediately after clinic visit
Physician trustworthiness
The Dugan Physician Trust Scale is a validated 5-item survey measure to assess the participant's trust in their physician. Each item is rated on a 5-point Likert scale and one item is reverse coded before all items are summed to create a composite score. Higher scores indicate stronger trust in the physician.
Time frame: Immediately after clinic visit
Feasibility of intervention
Measured by the validated Feasibility of Intervention Measure. The scale consists of 4 items rated on a 5-point Likert scale. A mean score is created with a higher score indicating higher acceptability.
Time frame: Immediately after clinic visit
Risk perception
2 unique items on perception of risk related to decision, scored individually. Each item is rated on a 5-point Likert scale. The items will be scored individually with higher responses indicating higher perceived decision-related risk.
Time frame: Immediately after clinic visit
Decision conflict
Decisional conflict scale and 2 unique decision conflict items (individual items scored individually). Each item is rated on a 5-point Likert scale. The items will be scored individually with higher responses indicating higher decisional conflict.
Time frame: Immediately after clinic visit
Decision readiness
Preparation for Decision Making (PrepDM): The PrepDM scale is a validated 10-item survey measure that evaluates the participant's perception of how helpful their clinic visit was in preparing them to make the decision. Each item is rated on a 5-point Likert scale, and scores are standardized to a 0-100 scale, with higher scores indicating greater perceived readiness for decision-making.
Time frame: Immediately after clinic visit
Acceptability of Intervention- Qualitative
Qualitatively assessed via focus groups and individual interviews for caregivers in intervention group and provider participants.
Time frame: Within 3 months of clinic visit (for parents) and at end of study, approximately within 18 months of consent (for providers).
Worry
Consists of 3 unique items to assess the participant's level of worry related to decision making. Each item is rated on a 5-point Likert scale. The items will be scored individually with higher responses indicating higher levels of decision-related worry.
Time frame: Immediately after clinic visit
Quality of shared decision making
Quantitatively via the 9-item SDM-Q-9 (parent) and SDM-Q-Doc (provider) surveys. Each item is rated on a 6-point Likert scale. The total score is standardized to a scale from 0 to 100, with higher scores indicating greater perceived involvement in decision-making.
Time frame: Immediately after clinic visit
Decisional self-efficacy
The Decisional Self-Efficacy Scale is a validated 11-item survey measure that evaluates the participant's ability to make informed health-related decisions. Items are rated on a 5-point Likert scale and scores are standardized to a 0-100 scale, with higher scores reflecting greater decisional self-efficacy.
Time frame: Immediately after clinic visit
preference concordance for parents
Compare parent self-rated top three values/preferences driving decision making with decision they chose for consistency of decision with values/preferences. Will be scored based on number of values (out of 3) that match the treatment option selected.
Time frame: Immediately after clinic visit
Appropriateness of intervention
Measured quantitatively by the validated Appropriateness of Intervention Measure. The scale consists of 4 items rated on a 5-point Likert scale. A mean score is created with a higher score indicating higher acceptability.
Time frame: Immediately after clinic visit
Preference concordance between parents and providers
Correlation between top three parent preferences and values for decision identified by parents and by providers, calculated via a kappa score.
Time frame: Immediately after clinic visit
Feasibility of Intervention- Qualitative
Qualitatively assessed via focus groups and individual interviews for caregivers in intervention group and provider participants.
Time frame: Within 3 months of clinic visit (for parents) and at end of study, approximately within 18 months of consent (for providers).
Appropriateness of Intervention- Qualitative
Qualitatively assessed via focus groups and individual interviews for caregivers in intervention group and provider participants.
Time frame: Within 3 months of clinic visit (for parents) and at end of study, approximately within 18 months of consent (for providers).
Quality of shared decision making- qualitative
Using the DEEP-SDM coding scheme on video- and audio-recorded clinical encounters
Time frame: During clinic visit
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