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Table 4 Net 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)

P value of changes between treatments

Net elasticity (mm)

   

Arm

   

Baseline

0.73 ± 0.19

0.75 ± 0.20

-

Week 6

0.75 ± 0.18

0.78 ± 0.20

0.52

Week 9

0.77 ± 0.21

0.81 ± 0.22

0.49

Week 12

0.81 ± 0.22

0.80 ± 0.23

0.54

P value (Week 6 vs Baseline)

0.50

0.12

 

P value (Week 9 vs Baseline)

0.07

0.01

 

P value (Week 12 vs Bbaseline)

0.02

0.13

 

Temple

   

Baseline

0.43 ± 0.14

0.45 ± 0.13

-

Week 6

0.51 ± 0.15

0.47 ± 0.13

0.01

Week 9

0.48 ± 0.17

0.47 ± 0.13

0.41

Week 12

0.52 ± 0.19

0.48 ± 0.12

0.03

P value (Week 6 vs Baseline)

<.0001

0.12

 

P value (Week 9 vs baseline)

0.02

0.38

 

P value (Week 12 vs Baseline)

0.0002

0.21

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