Table 4

Number of injuries per site of injury and typology of the playing ground

Site of injuryHard courtNatural grassSynthetic grassTotalTestP value
Knee1.2±0.7
(1.0–4.0)
1.3±0.5
(1.0–2.0)
1.3±0.6
(1.0–3.0)
1.3±0.6
(1.0–4.0)
k=0.50.764
Hip1.0±0.0
(1.0–1.0)
1.0±0.0
(1.0–1.0)
1.0±0.0
(1.0–1.0)
1.0±0.0
(1.0–1.0)
k=0.01.000
Ankle1.5±0.9
(1.0–5.0)
1.5±0.7
(1.0–3.0)
1.1±0.3
(1.0–2.0)
1.4±0.3
(1.0–5.0)
k=3.30.195
Spine0.03±0.18
(0.0–1.0)
0.00.03±0.18
(0.0–1.0)
1.0±0.0
(1.0–1.0)
k=0.01.000
Muscular injury2.4±1.3
(1.0–5.0)
1.6±0.9
(1.0–4.0)
1.2±0.4
(1.0–2.0)
1.7±1.0
(1.0–5.0)
F=4.00.026
Other1.3±0.6
(1.0–3.0)
1.3±0.5
(1.0–2.0)
1.1±0.3
(1.0–2.0)
1.2±0.5
(1.0–3.0)
k=0.30.850
  • Values are mean±SD (range).