Implementation and Impact of Postdischarge Support of Cardiovascular Patients Using Text Messages The HeartHealth Program
Main finding · Incidence rate of all-cause health care utilization eventsResult — go to the resultAdjusted rate ratio [RR] 0.91 95% CI 0.83–0.99Authors' conclusion
This analysis demonstrates the potential of text message-based postdischarge support for cardiovascular disease patients to decrease their need for health care service utilization for all medical causes.
Study context
- Population
- Patients ≥18 years old who attended cardiology clinics or were discharged from the cardiology unit at Westmead Hospital, Western Sydney, Australia, between April 2020 and April 2022patients included in the analysis
- Participants
- 11,542 patients
- Exposure
- Hospitalization rates in patients who enrolled in the HeartHealth program to patients who did not
- Interventionn = 4,324
- Controln = 7,218reference
- Outcome
- Incidence rate of all-cause health care utilization events
- Follow-up
- 6 months postdischarge
Methodological detailsadjusted for demographic and comorbidity variables
- Adjusted for demographic and comorbidity variables
Main finding
As reported in the abstract
Adjusted rate ratio [RR]
0.91
95% CI 0.83–0.99
P = 0.033
By group
Intervention
0.43
number of events per patient
Control
0.52
number of events per patient
Interventionvs control
adjusted rate ratio [RR] 0.91 (95% CI 0.83–0.99); P = 0.033
Observational data: associations, not effects.
Further findings
| Outcome | RR (95% CI) | |
|---|---|---|
| Health care utilization events by age (subgroup)Interventionvs controlOlder (>65 years old) | 0.82 (0.72–0.93) | |
| Health care utilization events by age (subgroup)Interventionvs controlYounger patients | 0.98 (0.87–1.10) | |
| 0.512Relative risk (log scale) |
- Health care utilization events by age (subgroup): interaction P = 0.043
Participant-reported effects of the program
- HeartHealth participants reported that the program improved diet, physical activity levels, and medication compliance
Original publication
Implementation and Impact of Postdischarge Support of Cardiovascular Patients Using Text Messages The HeartHealth Program. JACC Adv. Published 6 August 2025. doi:10.
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