Skip to main content

Table 1 Scores from the PWB scales for the six areas of psychological well-being

From: Effects of a commercial product containing guaraná on psychological well-being, anxiety and mood: a single-blind, placebo-controlled study in healthy subjects

Areas of psychological well-being Pretreatment Placebo Washout Guaranà Two-way ANOVA (F, DFd, P) Guaranà vs Placebo (P)
Autonomy 64.5 ± 9.0 65.4 ± 10.4 64.9 ± 9.2 64.7 ± 10.9 0.267, 62.30, 0.805 0.921
Environmental mastery 60.8 ± 9.1 61.4 ± 10.1 62.6 ± 8.9 61.9 ± 10.1 1.207, 63.40, 0.311 0.965
Personal growth 66.9 ± 6.3 66.3 ± 8.1 66.0 ± 7.9 66.3 ± 7.8 0.382, 59.33, 0.711 1.000
Positive relations 64.4 ± 7.6 63.3 ± 8.4 62.7 ± 8.4 62.5 ± 7.9 1.538, 59.08, 0.221 0.781
Purpose in life 63.6 ± 9.2 64.4 ± 8.2 64.7 ± 8.8 63.6 ± 8.8 0.722, 53.84, 0.495 0.810
Self-acceptance 61.4 ± 13.1 61.7 ± 11.1 62.4 ± 10.9 62.8 ± 11.4 0.928, 57.63, 0.410 0.540
  1. Data are means ± SD.