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Table 5 Zone characteristics for microtechnology devices using specific g force zones

From: Quantifying the Collision Dose in Rugby League: A Systematic Review, Meta-analysis, and Critical Analysis

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

  1. NR not reported