Table 3 Effects of the dietary modification intervention according to the level of adherence (N = 30)

From: Effects of a dietary modification intervention on menstrual pain and urinary BPA levels: a single group clinical trial

Variable Group T0 T1 T2 T3 Source F p
Median (min–max)
Menstrual pain (1 ~ 10) High-adherence(n = 13) 8.0 (6.0–10.0) 6.0 (3.0–8.0) 4.0 (3.0–7.0) 4.0 (3.0–7.0) Group 4.67 0.032
Low-adherence (n = 17) 8.0 (6.0–10.0) 6.0 (1.0–8.0) 6.0 (3.0–8.0) 6.0 (2.0–10.0) Time
Group*Time
18.30
1.08
0.000
0.359
BPA (µg/g Cr.) High-adherence (n = 13) 1.4 (0.2–2.7) 0.4 (0.1–1.1) 0.5 (0.1–1.1) 0.6 (0.3–2.3) Group 0.40 0.525
Low-adherence (n = 17) 0.7 (0.3–4.0) 0.5 (0.1–1.4) 0.5 (0.1–1.4) 1.3 (0.1–2.9) Time
Group*Time
7.94
2.50
0.000
0.063
  1. T0: baseline, before the intervention
  2. T1, T2, and T3: at 1st, 2nd, and 3rd menstrual cycle after the intervention, respectively