Table 4.

Measurements of differentiation markers

BaselinePost-interventionPercentage of change
Mean ± SDMean ± SDMean ± SDPa
Photoprotected skin
 Loricrin (n = 25)5.67 ± 1.606.03 ± 1.9513.97 ± 47.050.15
Caspase-14
 Basal (n = 23)2.57 ± 0.542.52 ± 0.390.19 ± 17.870.96
 Suprabasal (n = 25)3.46 ± 1.183.68 ± 1.0215.58 ± 43.710.10
Photodamaged skin
 Loricrin (n = 25)5.65 ± 1.695.18 ± 1.14−4.99 ± 22.950.29
Caspase-14
 Basal (n = 25)2.58 ± 0.313.80 ± 1.0348.63 ± 38.63<0.0001
 Suprabasal (n = 25)3.84 ± 1.583.76 ± 0.807.41 ± 39.130.35
  • aDerived from a paired t test for the percentage of change from baseline.