Primary Outcomes

Measure: Proportion of Overall Heartburn Responders

Time: Week 8

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Secondary Outcomes

Measure: Proportion of Overall Heartburn Responders Among Participants With a Baseline Weekly Heartburn Severity Score (WHSS) ≥ 3

Time: Week 8

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Measure: Percent Change From Baseline to Week 8 in WHSS

Time: Baseline, Week 8

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Measure: Percent Change From Baseline to Week 8 in Weekly Regurgitation Frequency Score (WRFS)

Time: Baseline, Week 8

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Measure: Proportion of Heartburn-Free (Daily Heartburn Severity Score [DHSS]=0) Days During the 8-Week Treatment Period

Time: up to Week 8

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Measure: Proportion of Overall Regurgitation Responders

Time: Week 8

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Measure: Proportion of Days When Heartburn Did Not Occur (DHSS=0) or Was Very Mild (DHSS=1) During the 8-Week Treatment Period

Time: Week 8

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Measure: Proportion of Days When Regurgitation Did Not Occur (Daily Regurgitation Frequency Scores [DRFS]=0) or Rarely Occurred (DRFS=1) During the 8-Week Treatment Period

Time: Week 8

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Measure: Proportion of Regurgitation-Free (DRFS=0) Days During the 8-Week Treatment Period

Time: Week 8

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Measure: Change From Baseline to Week 8 in Each Modified Reflux Symptom Questionnaire Electronic Diary (mRESQ) Item

Time: Baseline, Week 8

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Measure: Proportion of Nights With Difficulty Falling Asleep Due to GERD During the 8-Week Treatment Period

Time: Week 8

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Measure: Proportion of Days With Nighttime Awakening Due to GERD During the 8-Week Treatment Period

Time: Week 8

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Measure: Number of Degree of Relief (of Heartburn/Regurgitation/Overall GERD Symptoms) Responders

Time: up to Week 8

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Measure: Change From Baseline to Week 8 in Heartburn/Regurgitation/Overall GERD Symptoms Bothersomeness

Time: Baseline, Week 8

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Measure: Proportion of Days With Rescue Medication Use During the 8-Week Treatment Period

Time: up to Week 8

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Primary Outcomes

Description: percentage of patients that did not answer phone calls (at least 3 calls) or with documented FTA for the retrospective group.

Measure: Failed to attend patients

Time: 2 months

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Secondary Outcomes

Description: Assessed through an online/hardcopy questionnaire based on previous studies on telehealth (adapted from Barsom et al. 2020 - MSF and PAT-VC questionnaires). These are mostly Likert-scale response mode statements.

Measure: Patient satisfaction with the phone consult

Time: 2 months

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Description: Assessed through an online/hardcopy questionnaire based on previous studies on telehealth (adapted from Barsom et al. 2020). These are mostly Likert-scale response mode statements.

Measure: Consultant satisfaction with the phone consult

Time: 2 months

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