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Table 5 Demographic data of the whole studied sample

From: The early communicative skills among a sample of Egyptian infants and toddlers

The whole studied sample Mean age (± SD) Sex distribution Mean ages (± SD) Sub-groups No. (%) Sex distribution Mean ages in month
Type No. (%) Type No. (%) Mean age
151 children 15.68 months (± 7.24) M 83 (55%) 15.63 a 56 (37%) M 33 8.18 8.44
F 23 8.91
F 68 (45%) 15.73 b 40 (26%) M 25 16.44 16.16
F 15 15.85
c 55 (36%) M 15 22.29 22.37
F 30 22.45
Total 151   151
  1. Table describes some socio-demographic data (number of participants from both sex as well as their mean ages) of the whole studied sample as well as its groups (groups a, b, c)