Table 1.
Parameters of EMS aiming to provide VTE prophylaxis, used across different studies, where reported
| Parameter | ||||||||||||
| References | Griffin et al. (2016) | Izumi et al. (2014) | Lindström et al. (1982) | Goyal et al. (2012) | Browse and Negus (1970) | Doran et al. (1970) | Nicolaides et al. (1972) | Broderick et al. (2014) | Jawad et al. (2014) | Boström et al. (1986) | Velmahos et al. (2005) | Merli et al. (1988) |
| Dose | 0.02 mC+ | 100 V | N | 15–25 V | 15–45 V | 120 V | N | N | 27 mA | ~45 mA | ≤120 V | N |
| Frequency (Hz) | 1 | 10 | 8 | N | N | 0.5 | 0.2 | 36 | 1 | 8 | 1.75 | 10 |
| Tx period | N | OR | OR | OR | OR | OR | OR | N | N | OR | PT | PT |
| Pulses (ms) | N | 0.5 | 50 | N | 30 | N | 50 | 0.35 | ~0.06 | 50 | 3 | 0.05 |
N, not stated/not relevant; +, maximum charge/pulse; OR, peroperatively; Tx, treatment; PT, post trauma period