Device | Studies | Zone 1 | Zone 2 | Zone 3 | Zone 4 | Zone 5 | Zone 6 |
---|---|---|---|---|---|---|---|
SPI-Pro X | Cummins and Orr [44] | < 5.9 g | 6.0–6.9 g | 7.0–7.9 g | 8.0–9.9 g | 10.0–11.9 g | > 12.0 g |
SPI-Pro XII | Cummins and Orr [26] | < 5.9 g | 6.0–6.9 g | 7.0–7.9 g | 8.0–9.9 g | 10.0–11.9 g | > 12.0 g |
SPI-Pro XII | Evans et al. [69] | 7–9 g | 9–11 g | 11–13 g | 13–15 g | NR | NR |
SPI-Pro | Lovell et al [59]; McLellan and Lovell [60]; McLellan et al [38]; Weaving et al. [67]. | 5–6 g | 6.01–6.5 g | 6.51–7.0 g | 7.01–8.0 g | 8.01–10.0 g | > 10.0 g |
MinimaxX S4 | Oxendale et al [62]. | 2–3 g | 3–4.5 g | 4.5–6 g | 6–8 g | > 8 g | NR |