Table 2 Comparison of heartburn levels at each evaluation
GroupnEvaluations
Initial2nd3rd4thFinal
Acupuncture206.3(3.0)3.9(2.5)2.1(2.7)1.8(2.2)1.2(1.9)
Control165.6(2.8)3.8(3.3)4.6(3.5)4.3(4.0)4.7(3.8)
  • All scores are in means of NRS (SD); p value (differences of NRS) = 0.001

  • NRS, numerical rating scale; SD, standard deviation