Sibship Size and Sex Ratio of Siblings

 

Mean sibship size and sex ratio of siblings at birth

 

Definition

 

1)      Mean sibship size

2)      Sex ratio of siblings at birth

 

Coverage:

Population base: Women age 15-49 years (IR file).

Time period: Current status at time of interview.

 

Numerators:

1)      Number of siblings of respondent (mm1 in 1,2), plus number of respondents with a valid number of siblings (mmc1 in 0:90)

2)      Number of male siblings of respondents (mm1 = 1)

 

Denominator:

a)       Number of respondents with a valid number of siblings (mmc1 in 0:90)

b)      Number of female siblings of respondents (mm1 = 2)

 

Variables: IR file.

mm1

Sex of sibling

mmc1

Number of siblings of respondent

v005

Women's sample weight

 

Calculation

 

1)      Numerator divided by denominator.

2)      Numerator divided by denominator, multiplied by 100.

 

Handling of Missing Values

 

Missing values for number of siblings are excluded from numerator and denominator.

 

Notes and Considerations

 

Mean sibship size includes respondent. Sex ratio of siblings at birth excludes the respondent.

 

Resources

 

DHS-8 Tabulation plan: Table C.9