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Table 3 Frequencies and statistical significance between unintentional injury and social answers

From: Pilot of primary care physician discussion and resource allocation after screening for unintentional injuries and social determinants of health

Observed Frequencies Expected Frequencies    
  Social Unintentional Total Social Unintentional    
Birth – 1 Year
 High Risk Answers 189 999 1188 515.65 672.35 Chi-square Degrees of freedom p-value
 Correct Answers 4612 5261 9873 4285.35 5587.65 409.61 1 p < 0.00001
 Total Answers 4801 6260 11,061      
1–5 Years
 High Risk Answers 271 1140 1411 650.54 760.46 Chi-square Degrees of freedom p-value
 Correct Answers 5180 5232 10,412 4800.46 5611.54 466.54 1 p < 0.00001
 Total Answers 5451 6372 11,823