Clinical Trial Participant Feedback

Clinical trial success depends on participant experience and retention. This comprehensive feedback form captures insights on informed consent clarity, staff professionalism, visit experience, side effect communication, and overall study participation satisfaction. Help research teams improve participant experience and increase study completion rates.

Healthcare

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Your feedback helps us improve the research experience for all participants. All responses are confidential.
Study Information
 
Informed Consent Process
Very confused
Completely clear
 
Strongly Agree Agree Neutral Disagree Strongly Disagree
Risks were clearly explained*
Potential benefits were explained*
Had enough time to decide*
All questions were answered*
Felt no pressure to participate*
Study Logistics
 
 
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export function clinicalTrialFeedbackSurvey(form: FormTs) {
// Clinical Trial Participant Feedback - Research study experience evaluation
// Demonstrates: MatrixQuestion, StarRating, EmojiRating, RatingScale, Slider, conditional visibility
 
// ============================================
// HEADER
// ============================================
form.addRow(row => {
row.addTextPanel('header', {
label: 'Study Participant Feedback',
computedValue: () => 'Your feedback helps us improve the research experience for all participants. All responses are confidential.',
customStyles: {
backgroundColor: '#0891b2',
color: 'white',
padding: '24px',
borderRadius: '12px',
textAlign: 'center'
}
});
});
 
// ============================================
// SECTION 1: Study Information
// ============================================
const studySection = form.addSubform('studySection', {
title: 'Study Information'
});
 
studySection.addRow(row => {
row.addDropdown('studyPhase', {
label: 'Where are you in the study?',
options: [
{ id: 'just-enrolled', name: 'Just enrolled (after consent)' },
{ id: 'early-treatment', name: 'Early treatment phase' },
{ id: 'mid-study', name: 'Mid-study' },
{ id: 'near-end', name: 'Near study completion' },
{ id: 'completed', name: 'Completed the study' },
{ id: 'withdrew', name: 'Withdrew from study' }
],
isRequired: true,
placeholder: 'Select your current phase...'
}, '1fr');
row.addRadioButton('visitCount', {
label: 'Approximate number of study visits so far',
options: [
{ id: '1-2', name: '1-2 visits' },
{ id: '3-5', name: '3-5 visits' },
{ id: '6-10', name: '6-10 visits' },
{ id: 'more-10', name: 'More than 10' }
],
orientation: 'vertical'
}, '1fr');
});
 
// Withdrawal reason (conditional)
studySection.addSpacer();
studySection.addRow(row => {
row.addCheckboxList('withdrawReason', {
label: 'Why did you withdraw from the study?',
options: [
{ id: 'side-effects', name: 'Side effects/adverse reactions' },
{ id: 'time-commitment', name: 'Too much time commitment' },
{ id: 'travel', name: 'Travel/distance to site' },
{ id: 'personal', name: 'Personal/life circumstances' },
{ id: 'no-benefit', name: 'Felt no benefit' },
{ id: 'staff-issues', name: 'Issues with study staff' },
{ id: 'other', name: 'Other reasons' }
],
orientation: 'vertical',
isVisible: () => studySection.dropdown('studyPhase')?.value() === 'withdrew'
});
});
 
// ============================================
// SECTION 2: Informed Consent Experience
// ============================================
const consentSection = form.addSubform('consentSection', {
title: 'Informed Consent Process',
customStyles: () => {
const understanding = consentSection.ratingScale('consentUnderstanding')?.value();
if (understanding && understanding >= 4) return { backgroundColor: '#d1fae5', padding: '16px', borderRadius: '8px' };
if (understanding && understanding <= 2) return { backgroundColor: '#fee2e2', padding: '16px', borderRadius: '8px' };
return { backgroundColor: '#f0f9ff', padding: '16px', borderRadius: '8px' };
}
});
 
consentSection.addRow(row => {
row.addRatingScale('consentUnderstanding', {
preset: 'likert-5',
label: 'How well did you understand the study before agreeing to participate?',
lowLabel: 'Very confused',
highLabel: 'Completely clear',
size: 'md',
alignment: 'center',
isRequired: true
});
});
 
consentSection.addSpacer({ height: '16px' });
 
consentSection.addRow(row => {
row.addMatrixQuestion('consentMatrix', {
label: 'Please rate the consent process:',
rows: [
{ id: 'explained-risks', label: 'Risks were clearly explained', isRequired: true },
{ id: 'explained-benefits', label: 'Potential benefits were explained', isRequired: true },
{ id: 'time-to-decide', label: 'Had enough time to decide', isRequired: true },
{ id: 'questions-answered', label: 'All questions were answered', isRequired: true },
{ id: 'no-pressure', label: 'Felt no pressure to participate', isRequired: true }
],
columns: [
{ id: 'strongly-agree', label: 'Strongly Agree' },
{ id: 'agree', label: 'Agree' },
{ id: 'neutral', label: 'Neutral' },
{ id: 'disagree', label: 'Disagree' },
{ id: 'strongly-disagree', label: 'Strongly Disagree' }
],
striped: true,
fullWidth: true
});
});
 
// ============================================
// SECTION 3: Study Staff & Communication
// ============================================
const staffSection = form.addSubform('staffSection', {
title: 'Study Staff & Communication',
isVisible: () => studySection.dropdown('studyPhase')?.value() !== null
});
 
staffSection.addRow(row => {
row.addStarRating('staffRating', {
label: 'How would you rate the study staff overall?',
maxStars: 5,
size: 'lg',
alignment: 'center',
showConfettiOnMax: true
});
});
 
staffSection.addSpacer({ height: '16px' });
 
staffSection.addRow(row => {
row.addMatrixQuestion('staffMatrix', {
label: 'Rate the research team on:',
rows: [
{ id: 'professionalism', label: 'Professionalism', isRequired: true },
{ id: 'responsiveness', label: 'Response to questions/concerns', isRequired: true },
{ id: 'empathy', label: 'Empathy and care', isRequired: true },
{ id: 'communication', label: 'Clear communication', isRequired: false },
{ id: 'punctuality', label: 'Appointment punctuality', isRequired: false }
],
columns: [
{ id: 'excellent', label: 'Excellent' },
{ id: 'good', label: 'Good' },
{ id: 'fair', label: 'Fair' },
{ id: 'poor', label: 'Poor' }
],
striped: true,
fullWidth: true
});
});
 
// ============================================
// SECTION 4: Side Effects & Safety
// ============================================
const safetySection = form.addSubform('safetySection', {
title: 'Side Effects & Safety',
isVisible: () => {
const phase = studySection.dropdown('studyPhase')?.value();
return phase !== null && phase !== 'just-enrolled';
}
});
 
safetySection.addRow(row => {
row.addRadioButton('experiencedSideEffects', {
label: 'Have you experienced any side effects during the study?',
options: [
{ id: 'none', name: 'No side effects' },
{ id: 'mild', name: 'Mild side effects' },
{ id: 'moderate', name: 'Moderate side effects' },
{ id: 'severe', name: 'Severe side effects' }
],
orientation: 'horizontal',
isRequired: true
});
});
 
// Side effect handling (conditional)
safetySection.addSpacer({ height: '16px' });
safetySection.addRow(row => {
row.addThumbRating('sideEffectsAddressed', {
label: 'Were your side effects addressed promptly and appropriately?',
showLabels: true,
upLabel: 'Yes',
downLabel: 'No',
size: 'lg',
alignment: 'center',
isVisible: () => {
const se = safetySection.radioButton('experiencedSideEffects')?.value();
return se === 'mild' || se === 'moderate' || se === 'severe';
}
});
});
 
safetySection.addRow(row => {
row.addSlider('sideEffectImpact', {
label: 'How much have side effects impacted your daily life?',
min: 0,
max: 10,
step: 1,
showValue: true,
defaultValue: 0,
isVisible: () => {
const se = safetySection.radioButton('experiencedSideEffects')?.value();
return se === 'mild' || se === 'moderate' || se === 'severe';
}
});
});
 
safetySection.addSpacer();
safetySection.addRow(row => {
row.addTextarea('sideEffectDetails', {
label: () => {
const severity = safetySection.radioButton('experiencedSideEffects')?.value();
if (severity === 'severe') return 'Please describe your side effects (IMPORTANT for safety review):';
return 'Any additional details about side effects? (Optional)';
},
placeholder: 'Describe symptoms, timing, duration...',
rows: 3,
autoExpand: true,
isVisible: () => {
const se = safetySection.radioButton('experiencedSideEffects')?.value();
return se !== 'none' && se !== null;
},
isRequired: () => safetySection.radioButton('experiencedSideEffects')?.value() === 'severe'
});
});
 
// ============================================
// SECTION 5: Study Logistics
// ============================================
const logisticsSection = form.addSubform('logisticsSection', {
title: 'Study Logistics',
isVisible: () => staffSection.starRating('staffRating')?.value() !== null
});
 
logisticsSection.addRow(row => {
row.addEmojiRating('schedulingEase', {
label: 'How easy is it to schedule study visits?',
preset: 'effort',
size: 'lg',
showLabels: true,
alignment: 'center'
});
});
 
logisticsSection.addSpacer({ height: '16px' });
 
logisticsSection.addRow(row => {
row.addRadioButton('visitDuration', {
label: 'Are visit durations reasonable?',
options: [
{ id: 'too-short', name: 'Too short (feel rushed)' },
{ id: 'just-right', name: 'Just right' },
{ id: 'too-long', name: 'Too long' }
],
orientation: 'horizontal'
}, '1fr');
row.addRadioButton('travelBurden', {
label: 'Is travel to the study site manageable?',
options: [
{ id: 'easy', name: 'Easy' },
{ id: 'manageable', name: 'Manageable' },
{ id: 'difficult', name: 'Difficult' }
],
orientation: 'horizontal'
}, '1fr');
});
 
// ============================================
// SECTION 6: Overall Experience
// ============================================
const overallSection = form.addSubform('overallSection', {
title: 'Overall Experience',
isVisible: () => logisticsSection.emojiRating('schedulingEase')?.value() !== null,
customStyles: () => {
const nps = overallSection.ratingScale('participantNps')?.npsCategory();
if (nps === 'promoter') return { backgroundColor: '#d1fae5', padding: '16px', borderRadius: '8px' };
if (nps === 'detractor') return { backgroundColor: '#fee2e2', padding: '16px', borderRadius: '8px' };
return { backgroundColor: '#f0f9ff', padding: '16px', borderRadius: '8px' };
}
});
 
overallSection.addRow(row => {
row.addRatingScale('participantNps', {
preset: 'nps',
label: 'How likely are you to recommend participating in research studies to others?',
showCategoryLabel: true,
showSegmentColors: true,
showConfettiOnPromoter: true,
isRequired: true
});
});
 
overallSection.addSpacer({ height: '20px' });
 
overallSection.addRow(row => {
row.addRadioButton('wouldParticipateAgain', {
label: 'Would you participate in another research study?',
options: [
{ id: 'definitely', name: 'Definitely yes' },
{ id: 'probably', name: 'Probably yes' },
{ id: 'unsure', name: 'Unsure' },
{ id: 'probably-not', name: 'Probably not' },
{ id: 'definitely-not', name: 'Definitely not' }
],
orientation: 'horizontal'
});
});
 
overallSection.addSpacer();
overallSection.addRow(row => {
row.addTextarea('overallFeedback', {
label: () => {
const nps = overallSection.ratingScale('participantNps')?.npsCategory();
if (nps === 'promoter') return "What made your experience positive?";
if (nps === 'detractor') return "What could we have done better?";
return "Any other feedback about your study experience?";
},
placeholder: 'Share your thoughts...',
rows: 3,
autoExpand: true
});
});
 
// Contact permission
overallSection.addSpacer({ height: '16px' });
overallSection.addRow(row => {
row.addCheckbox('canContact', {
label: 'The study team may contact me to discuss my feedback'
});
});
 
// ============================================
// SECTION 7: Summary
// ============================================
const summarySection = form.addSubform('summarySection', {
title: 'Feedback Summary',
isVisible: () => overallSection.ratingScale('participantNps')?.value() !== null
});
 
summarySection.addRow(row => {
row.addTextPanel('summary', {
computedValue: () => {
const phase = studySection.dropdown('studyPhase')?.value();
const consentUnderstanding = consentSection.ratingScale('consentUnderstanding')?.value();
const staffRating = staffSection.starRating('staffRating')?.value();
const sideEffects = safetySection.radioButton('experiencedSideEffects')?.value();
const nps = overallSection.ratingScale('participantNps')?.value();
const category = overallSection.ratingScale('participantNps')?.npsCategory();
const wouldAgain = overallSection.radioButton('wouldParticipateAgain')?.value();
 
if (!phase || nps === null || nps === undefined) return '';
 
const phaseLabels: Record<string, string> = {
'just-enrolled': 'Just Enrolled',
'early-treatment': 'Early Treatment',
'mid-study': 'Mid-Study',
'near-end': 'Near Completion',
'completed': 'Completed',
'withdrew': 'Withdrew'
};
 
const sideEffectLabels: Record<string, string> = {
'none': 'None',
'mild': 'Mild',
'moderate': 'Moderate',
'severe': 'Severe'
};
 
const againLabels: Record<string, string> = {
'definitely': 'Definitely yes',
'probably': 'Probably yes',
'unsure': 'Unsure',
'probably-not': 'Probably not',
'definitely-not': 'Definitely not'
};
 
let emoji = '🔬';
if (category === 'promoter') emoji = '💚';
else if (category === 'detractor') emoji = '⚠️';
 
let summary = `${emoji} Participant Feedback Summary\n`;
summary += `${'═'.repeat(32)}\n\n`;
summary += `Study Phase: ${phaseLabels[phase]}\n`;
if (consentUnderstanding) summary += `Consent Understanding: ${consentUnderstanding}/5\n`;
if (staffRating) summary += `Staff Rating: ${'★'.repeat(staffRating)}${'☆'.repeat(5 - staffRating)}\n`;
if (sideEffects) summary += `Side Effects: ${sideEffectLabels[sideEffects]}\n`;
summary += `\n`;
summary += `NPS Score: ${nps}/10 (${category?.charAt(0).toUpperCase()}${category?.slice(1)})\n`;
if (wouldAgain) summary += `Would Participate Again: ${againLabels[wouldAgain]}`;
 
return summary;
},
customStyles: () => {
const category = overallSection.ratingScale('participantNps')?.npsCategory();
const baseStyles = {
padding: '16px',
borderRadius: '8px',
whiteSpace: 'pre-wrap',
fontFamily: 'monospace',
fontSize: '14px'
};
 
if (category === 'promoter') {
return { ...baseStyles, backgroundColor: '#d1fae5', borderLeft: '4px solid #10b981' };
} else if (category === 'detractor') {
return { ...baseStyles, backgroundColor: '#fee2e2', borderLeft: '4px solid #ef4444' };
}
return { ...baseStyles, backgroundColor: '#fef3c7', borderLeft: '4px solid #f59e0b' };
}
});
});
 
// ============================================
// FORM CONFIGURATION
// ============================================
form.configureSubmitButton({
label: 'Submit Feedback',
isVisible: () => overallSection.ratingScale('participantNps')?.value() !== null
});
 
form.configureCompletionScreen({
type: 'text',
title: 'Thank You for Your Feedback',
message: 'Your insights help us improve the research experience for all participants. Your responses will be kept confidential. Thank you for contributing to medical research!'
});
}
 

Frequently Asked Questions

How do I handle safety-related feedback?

Any side effect or adverse event reports should be reviewed immediately by the study coordinator or principal investigator. This survey supplements but does not replace formal adverse event reporting procedures.

When should participants complete this survey?

Collect feedback at multiple points: after enrollment/consent, at mid-study milestone visits, and at study completion. This captures experience evolution and identifies early issues.

How do I maintain participant confidentiality?

Use participant study IDs instead of names. Store responses separately from clinical data. Aggregate feedback for reporting. Follow your IRB-approved data handling protocols.

Can participants provide anonymous feedback?

Yes, the form includes an anonymity option. Some participants feel more comfortable providing honest feedback when anonymous, especially about staff interactions.

How do I improve based on this feedback?

Focus on actionable items: consent process clarity, scheduling flexibility, staff communication. Share trends with the research team during study meetings. Document improvements for future protocols.