Reported Outcomes |
No mention of TTI |
Human and animal TTI measurements and analysis of factors influencing TTI |
Exposure of Interest |
TTI without connection to defibrillation |
Defibrillation and cardioversion |
|
Implanted device-based methods |
Electrode and paddle TTI measurements |
|
Relationship between tidal volume and TTI amplitude |
|
|
Transthoracic impedance cardiography |
|
Setting |
Impedance tracking in real time |
Outpatient and inpatient hospital reports |
Date |
Papers published before 1970 |
Papers published 1970–2021 |
Language |
Non-English |
English |
Additional criteria for meta-analysis of human TTI measurements |
Animal measurements |
Human TTI measurements only |
|
Crucial data missing (mean, highest and lowest) |
Documentation of at least mean, highest or lowest TTI |
|
Case studies |
Minimum of 5 subjects |