17 September 2020: Clinical Research
Comparison of Clinical Outcomes in Patients with ST Elevation Myocardial Infarction with Percutaneous Coronary Intervention and the Use of a Telemedicine App Before and After the COVID-19 Pandemic at a Center in Beijing, China, from August 2019 to March 2020
Jing Nan 1ABCDEG* , Shuai Meng 1BCE* , Hongyu Hu 1CDE , Ruofei Jia 1DEF , Wei Chen 1DEF , Qun Li 1DE , Tong Zhang 1DEF , Ke Song 1DEF , Yang Wang 2ACDE* , Zening Jin 1ABDEF*DOI: 10.12659/MSM.927061
Med Sci Monit 2020; 26:e927061
Table 3 Comparison of the critical time intervals between the app user group and non-app user group before and after the COVID-19 pandemic.
| Patients before the pandemic (n=183) | *p value | Patients after the pandemic(n=60) | **p value | ***p value | |||
|---|---|---|---|---|---|---|---|
| App user group (n=25) | Non App user group (n=158) | App user group (n=8) | Non App user group (n=52) | ||||
| Symptom onset to call ambulance time (min) | 45 (40–60) | 61 (49.75–80) | 0.000 | 47.5 (45–60) | 70 (60–90) | 0.007 | 0.023 |
| Call ambulance time to first medical contact time (min) | 18 (15–21) | 20 (16–24) | 0.157 | 17.5 (15–22.5) | 20 (17–24) | 0.315 | 0.900 |
| First medical contact to door time (min) | 17 (15–20) | 18 (15–23) | 0.158 | 17.5 (12.5–21) | 17 (14.25–21) | 0.948 | 0.060 |
| Door to balloon time (min) | 45 (33–50) | 50 (42.75–64.25) | 0.002 | 65 (56.25–73.5) | 77 (70–86.5) | 0.010 | 0.000 |
| Total ischaemia time (min) | 128 (116–142.5) | 157 (135.5–177) | 0.000 | 144.5 (132.75–162.5) | 188 (171–213) | 0.001 | 0.000 |
| * Comparison between App user and non-App user group after the pandemic; ** comparison between App user and non-App user group after the pandemic; *** comparison between patients before and after the pandemic. | |||||||