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Table 2

Brassica vegetable intake, IGSL intake, the 2HE:16HE ratio,and E2 levelsa

Study phaseMeanSDRange
Brassicab (g/day)    
Baselinec 8.8 10.2 0–42.1 
Intervention 193.5 76.7 53.6–371.5 
Intervention–baselined 184.6 77.3 52.1–371.5 
IGSL (mg/day)e    
Baseline 2.2 2.6 0–10.9 
Intervention 70.5 29.9 12.6–146.9 
Intervention–baseline 68.3 30.3 12.2–140.7 
2:16f    
Baseline 2.27 0.97 0.58–4.21 
Intervention 2.38 1.31 0.37–5.43 
Intervention–baseline 0.11 1.05 −1.78–2.53 
E2 (pg/ml)g    
Baseline 20 22 3–114 
Intervention 16 11 2–43 
Intervention–baseline −5 20 −89–25 
Study phaseMeanSDRange
Brassicab (g/day)    
Baselinec 8.8 10.2 0–42.1 
Intervention 193.5 76.7 53.6–371.5 
Intervention–baselined 184.6 77.3 52.1–371.5 
IGSL (mg/day)e    
Baseline 2.2 2.6 0–10.9 
Intervention 70.5 29.9 12.6–146.9 
Intervention–baseline 68.3 30.3 12.2–140.7 
2:16f    
Baseline 2.27 0.97 0.58–4.21 
Intervention 2.38 1.31 0.37–5.43 
Intervention–baseline 0.11 1.05 −1.78–2.53 
E2 (pg/ml)g    
Baseline 20 22 3–114 
Intervention 16 11 2–43 
Intervention–baseline −5 20 −89–25 
a

n = 34.

b

Brassica vegetable consumption measured by 24 HRs.

c

Baseline: data averaged across the baseline 1 and baseline 2 study phases.

d

Intervention-baseline: change in value from the average of the baseline values to the intervention study phase.

e

IGSL glucosinolate intake calculated from published indole concentrations and self-reported Brassica consumption.

f

2HE:16HE ratio as measured from 24-hour urine samples.

g

Measured in a morning blood sample.

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