Comparability — Bolivia [top]

The universes change over time. In the 1976 and 1992, the question is asked for females age 12+ who had ever given birth, while in 2001 and 2012 the question is asked for females age 15+ who had ever given birth.

Comparability — Chile [top]

The data for the 2017 sample is bottom-coded at 1941 or before.

Comparability — Colombia [top]

The 2005 sample is bottom coded at "2000 or earlier."

The universe changes over time with regards to the age of respondents. In the 1973 sample, the question is asked of women between 15 and 49 years of age; in 1985 it was 15 and older; and in 1993 and 2005 12 and older.

Comparability — Dominican Republic [top]

In the 1981 sample, the universe is females age 12+ who had ever given birth, while in 2002 and 2010 the universe is females age 15+ who had ever given birth.

Comparability — Greece [top]

There are minor universe changes across samples. In 2011 the question is asked of females age 10+ that have given birth to two or more children.

Comparability — Guatemala [top]

The universe differs across samples: In 1973 and 1981, females age 15+ who ever gave birth are included; in 1994 and 2002, females age 12+ who ever gave birth are included. The 2002 sample is bottom-coded at 1940.

Comparability — Honduras [top]

The universe differs across samples. In 1974, females age 15+ who ever gave birth are included. In 1988 and 2001, females age 12+ who ever gave birth are included.

In 1974, the data are bottom-coded at 1923. In 1988, the data are bottom-coded at 1929. In 2001, the data are bottom-coded at 1941.

Comparability — Indonesia [top]

The Indonesia samples restrict the universe to ever-married women.

Comparability — Laos [top]

The 2015 data are bottom-coded at 1984.

Comparability — Lesotho [top]

The universe differs across samples. In 1996, females age 12+ who ever gave birth are included. In 2006, only females age 12 to 49 who ever gave birth are included.

In 1996, the data are bottom-coded at 1932; in 2006, the data are bottom-coded at 1976.

Comparability — Mexico [top]

The Mexico samples collected the information about the date of birth of the last live-born child. The universes are comparable across samples. The 2015 data are bottom coded at 1938, while the 2020 data are bottom-coded at 1940.

Comparability — Myanmar [top]

The 2014 sample asks the question for ever-married women age 15-59 in conventional households who ever had a live birth.

Comparability — Papua New Guinea [top]

The 1980 data are bottom-coded at 1955.

Comparability — Paraguay [top]

The minimum age universe of respondents varies across samples.

Comparability — Peru [top]

The bottom-codes differ by sample: 1940 in 2007 and 1945 in 2017.

Comparability — South Africa [top]

In 2001 and 2016, the sample includes females age 12 to 50 who ever gave birth. The enumeration materials indicate that the universe in 2007 should be females age 12 to 50, yet the universe employed for the sample includes ages 12 to 49. In 2011, the universe includes female aged 12 to 50 in private households who ever gave birth.

Comparability — Uganda [top]

The universe changes over time. In the 1991 sample, the question is asked of women age 12 and older who ever had a child. In the 2002 and 2014 samples, the question is asked of women age between 12 and 54 who ever had a child.

In the 2014 sample, the data are bottom-coded at 1973.

Comparability — Uruguay [top]

The universe differs notably across samples. In 2006, females age 14-49 who ever gave birth are included, while in 2011, all females age 12+ who ever gave birth are included.

Comparability — Vietnam [top]

The universe differs across samples. In 1989, 1999, and 2009 females age 15-49 who ever gave birth are included, while females age 10-49 who ever gave birth are included in 2019.

The 1999 sample is bottom-coded at 1966, while the 2019 sample is bottom-coded at 1984.

Comparability — Zimbabwe [top]

The 2012 data are bottom-coded at 1980.