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Table 1 Summary Descriptive Statistics by Overall Score

From: Core strength: A new model for injury prediction and prevention

Score Pass Fail  
  17 <17  
Count 300 133  
Percent 69.30% 30.70%  
Age (yrs)
Mean 39.7 45.7  
Median 40 46  
S. Deviation 8.3 8.3  
Min 23 24  
Max 60 61 Z = -6.37, p < 0.001
Score
Mean 18.4 14.7  
Median 18 15  
S. Deviation 1.1 1.6  
Min 17 7  
Max 21 16 Z = -16.81, p < 0.001
Injured:    
Yes 75 (25%) 43(32%)  
No 225 (75%) 90(68%) Chi2 = 2.5, p < 0.114
# Injuries:    
Mean 0.37 0.52  
Median 0 0  
S. Deviation 0.75 0.99  
Min 0 0  
Max 4 7 Z = -1.6, p < 0.11
Injured & Lost Work Time
Yes 32 (11%) 22 (17%) Chi2 = 2.9, p < 0.09
No 268 (89%) 111 (83%)  
Rank (yrs):
Mean 7.6 11.4  
Median 5 10  
S. Deviation 6.6 7.8  
Min 0 0  
Max 32 31 Z = -4.7, p < 0.001
Tenure (yrs)
Mean 12.9 18.2  
Median 11 19  
S. Deviation 8.3 9.4  
Min 1 1  
Max 35 40 Z = -5.5, p < 0.001