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Table 4 Between-group comparison of Mean VAS scores at baseline and after 2 and 6 weeks of treatment

From: Comparison of short term results of single injection of autologous blood and steroid injection in tennis elbow: a prospective study

  Pre injection At 2 weeks At 6 weeks
Group I 6.20 (1.61) 3.52 (1.19) 2.28 (1.28)
Group II 5.88 (1.83) 4.24 (1.64) 1.52 (1.26)
P value# 0.5147 0.0820 0.0396
Significance NS NS Significant
  1. #unpaired t test, NS – not significant.