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Table 3 Overall skin elasticity after daily consumption of 30 g chocolate for 6, 9 and 12 weeks

From: Chocolate flavanols and skin photoprotection: a parallel, double-blind, randomized clinical trial

 

High-flavanol chocolate (n = 33)

Low-flavanol chocolate (n = 41)

Pvalue of changes between treatments

Overall elasticity (mm)

   

Arm

   

Baseline

0.76 ± 0.08

0.76 ± 0.09

-

Week 6

0.76 ± 0.09

0.75 ± 0.06

0.61

Week 9

0.77 ± 0.08

0.76 ± 0.07

0.48

Week 12

0.76 ± 0.10

0.75 ± 0.08

0.42

P value (Week 6 vs Baseline)

0.97

0.51

 

P value (Week 9 vs Baseline)

0.29

0.95

 

P value (Week 12 vs Baseline)

0.77

0.39

 

Temple

   

Baseline

0.54 ± 0.11

0.55 ± 0.10

-

Week 6

0.59 ± 0.09

0.55 ± 0.10

0.04

Week 9

0.55 ± 0.12

0.56 ± 0.10

0.64

Week 12

0.60 ± 0.12

0.57 ± 0.11

0.10

P value (Week 6 vs Baseline)

0.0024

0.92

 

P value (Week 9 vs Baseline)

0.33

0.81

 

P value (Week 12 vs Baseline)

0.0016

0.10

 
  1. Values represent means ± SD.
  2. Values in bold are statistically significant.