Table 2

Sample size groupings of the analysed males and females with Down's syndrome

Males
    Age (months)012345678910
    No. of observations 120 76 68 57 50 55 49 50 38 43 43
    Age (months)1112131415161718192021
    No. of observations 41 48 25 38 26 35 24 20 22 26 16
    Age (months)222324–2627–2930–3233–35
    No. of observations 15 19 63 56 45 44
    Age (years)345678910111213
    No. of observations 99 81 47 47 41 46 38 35 34 29 23
    Age (years)1415161718
    No. of observations 45 35 30 30 35
Females
    Age (months)012345678910
    No. of observations 90 50 48 53 41 39 51 32 31 39 33
    Age (months)1112131415161718192021
    No. of observations 22 55 18 20 17 20 10 40 15 13 18
    Age (months)222324–2627–2930–3233–35
    No. of observations 13 13 37 26 31 19
    Age (years)345678910111213
    No. of observations 61 56 45 41 57 47 47 50 42 38 47
    Age (years)1415161718
    No. of observations 45 44 29 29 37