Table 6.

Injury risks associated with (A) A:C workload ratios overall, (B) A:C workload ratios combined with low chronic workloads and (C) A:C workload ratios combined with high chronic workloads

No. of weeks accumulated	Relative risk
	A			B			C
	NC	C	Overall	NC	C	Overall	NC	C	Overall
TD (m)
Low	1.50	0.37	1.00	0.29	0.26	0.28*	1.19	0.62	0.91
Moderate–low	0.96	1.72	1.25	1.12	2.12	1.43	0.62	1.47	0.98
Moderate–high	1.45	0.44	0.97	1.43	0.44	0.97	1.53	0.91	1.19
High	1.05	1.22	1.13	1.28	2.80	1.76	1.51	0.91	1.21
Very high	0.00	4.98*	2.09	–	–	–	–	3.79	1.80
HSD (m)
Low	0.60	0.32	0.47*	0.63	0.24	0.47	1.20	1.91	1.52
Moderate–low	0.88	1.45	1.10	0.88	0.82	0.86	0.81	1.52	1.11
Moderate–high	1.33	1.32	1.32	0.85	2.55	1.30	2.09*	0.69	1.27
High	1.39	0.49	0.98	2.55*	0.85	1.82	0.47	0.54	0.50
Very high	–	2.28	0.95	–	–	–	–	3.62	1.63
ACC (no.)
Low	1.22	0.39	0.85	0.31	0.25	0.29*	1.37	–	0.71
Moderate–low	0.81	1.75	1.16	1.32	1.79	1.49	0.63	1.66	1.04
Moderate–high	1.52	0.79	1.15	1.23	0.59	0.94	1.49	1.03	1.25
High	1.41	1.47	1.44	1.30	2.48	1.70	1.54	0.64	1.10
Very high	–	4.98*	2.09	–	–	–	–	5.91	2.71
TL (AU)
Low	1.20	0.38	0.84	0.50	0.21	0.37	0.98	0.60	0.81
Moderate–low	0.84	1.92*	1.15	0.84	1.64	1.15	0.79	1.97	1.22
Moderate–high	1.87*	0.87	1.34	1.55	0.77	1.16	1.93	0.86	1.34
High	0.87	1.20	1.01	1.16	2.28	1.59	0.53	0.32	0.43
Very high	–	2.74	1.17	–	–	–	–	6.12	2.67

*p<0.05.

A:C, acute:chronic; ACC, number of accelerations; C, contact; HSD, high-speed distance; m, metres; NC, non-contact; TD, total distance; TL, total load.