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Table 3 Comparison of mean scores of mothers’ anxiety in three groups of virtual reality, chewing gum and control

From: Comparison of the effectiveness of virtual reality and chewing mint gum on labor pain and anxiety: a randomized controlled trial

Time Variable virtual reality Control chewing gum P value
Mean ± SD Mean ± SD Mean ± SD
Dilatation 4-5 cm anxiety before intervention 40.41 ± 6.32 42.45 ± 4.97 39.77 ± 6.38 P = 0.185*
F = 1.720
anxiety immediately after the intervention 38.32 ± 6.44 44.03 ± 4.90 37.48 ± 6.65 P = 0.000**
Df = 2
anxiety 30 min after intervention 38.90 ± 6.12 48.48 ± 5.34 38.09 ± 5.84 P = 0.000*
F = 30.957
Dilatation 7-8 cm anxiety before intervention 43.70 ± 5.67 52.19 ± 5.38 42.16 ± 4.84 P = 0.000*
F = 32.048
anxiety immediately after the intervention 40.77 ± 6.74 54.25 ± 5.88 38.90 ± 5.25 P = 0.000*
F = 60.545
anxiety 30 min after intervention 46.12 ± 6.49 56.74 ± 5.33 43.87 ± 5.10 P = 0.000**
Df = 2
  1. *analyzed by ANOVA
  2. **analyzed by Kruskal-Wallis statistical test