Table 1. Mean, standard deviation (S.D.) and (inter-subject) coefficient of variation (CV%) of TEWL on stripped skin

  After 10 strips   After 20 strips     
  TEWL CV TEWL CV
  (g/m2/hr) (%) (g/m2/hr)  (%)
Open chamber device   2.2 ± 0.9  41.7 3.9 ± 1.3 33.5
 Closed chamber device 2.4 ± 1.4  60.5 4.6 ± 2.2 47.8