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Table 2 Descriptive statistics of DLQI-J (N = 197)

From: Japanese version of the Dermatology Life Quality Index: validity and reliability in patients with acne

   Mean SD minimum maximum percentile
       25 50 75
DLQI-Ja) Total Score 3.99 3.99 0 20 1.00 3.00 6.00
  Symptom and feeling 2.03 1.45 0 6 1.00 2.00 3.00
  Daily activities 0.58 1.04 0 6 0.00 0.00 1.00
  Leisure 0.54 0.94 0 6 0.00 0.00 1.00
  Work and School 0.25 0.53 0 3 0.00 0.00 0.00
  Personal relationships 0.25 0.64 0 4 0.00 0.00 0.00
  Treatment 0.34 0.62 0 3 0.00 0.00 1.00
English versionb) Acne patient
Total score
4.3 3.1 0 11 - - -
  1. a) Symptom and feeling: items 1 and 2, Daily activities: items 3 and 4, Leisure: items 5 and 6, Work and School: item 7: Personal relationships, items 8 and 9, Treatment: item 10
  2. b) From a validation study done in the UK.9)