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    Home / Food and Agriculture Microdata Catalogue / NUTRITION / PHL_1983_1986_CLHNS_V01_M_V01_A_ESS
nutrition

Cebu Longitudinal Health and Nutrition Survey, 1983-1986

Philippines, 1983 - 1986
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Reference ID
PHL_1983_1986_CLHNS_v01_M_v01_A_ESS
Producer(s)
University of San Carlos, Office of Population Studies Foundation (USC-OPS)
Collections
Nutrition
Metadata
Documentation in PDF DDI/XML JSON
Created on
Dec 01, 2025
Last modified
Dec 04, 2025
Page views
27
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  • Study Description
  • Downloads
  • Get Microdata
  • Identification
  • Scope
  • Coverage
  • Producers and sponsors
  • Sampling
  • Data collection
  • Data Access
  • Disclaimer and copyrights
  • Contacts
  • Metadata production
  • Identification

    Survey ID number

    PHL_1983_1986_CLHNS_v01_M_v01_A_ESS

    Title

    Cebu Longitudinal Health and Nutrition Survey, 1983-1986

    Country
    Name Country code
    Philippines PHL
    Study type

    Individual Food Consumption/Dietary Survey [hh/ifcs]

    Abstract

    Conducted by a team of researchers from the United States and the Philippines, the Cebu Longitudinal Health and Nutrition Survey (CLHNS) is part of an ongoing study of a cohort of Filipino women who gave birth between 1 May 1983 and 30 April 1984. The CLHNS was originally conceptualized as an interdisciplinary study of infant-feeding patterns, particularly focusing on the overall sequencing of feeding events (milks and complementary foods), on the factors affecting feeding decisions, and on how feeding patterns affect the infant, the mother, and the household. The study was subsequently expanded to cover a wide range of maternal and child health as well as demographic issues that could be well studied using a prospective, community-based sample.

    The cohort of children born during the 1983-1984 period, their mothers, other caretakers, and selected siblings were interviewed for the first time in the 1983-1986 survey and have been followed through the surveys conducted in 1991-1992, 1994, 1998, 2002, 2005, 2012, and 2015.

    Kind of Data

    Sample survey data [ssd]

    Unit of Analysis

    Individuals

    Scope

    Notes

    The survey collected information on:

    • SUBJECTS: information on the participants such as age, sex and geographical location
    • CONSUMPTION: information on all foods consumed by each participant in each survey day, including quantities and nutrient values

    Coverage

    Geographic Coverage

    Sub-national coverage, both rural and urban areas.

    Universe

    The population groups covered in this baseline survey were adult women and their infants.

    Producers and sponsors

    Primary investigators
    Name
    University of San Carlos, Office of Population Studies Foundation (USC-OPS)

    Sampling

    Sampling Procedure

    Field work for the CLHNS 1983-1984 was conducted from May 1983 through April 1984. A single stage cluster sampling procedure was used to randomly select 33 communities or barangays (17 urban, 16 rural) from the Metropolitan Cebu area. The barangays, which contained about 28 000 households, were completely surveyed in late 1982 and again in early 1983 to locate all pregnant women. Women of the selected barangays who gave birth between 1 May 1983 and 30 April 1984 were included in the sample. A baseline interview was conducted among 3327 women between the sixth and seventh month of pregnancy so that all births, including pre-term births, could be identified. Subsequent surveys took place immediately after birth, then at bimonthly intervals for 24 months. From the baseline sample, there were 3080 non-twin live births. Approximately 2600 households were studied intensively for the full 2 years. Each survey collects detailed health, nutrition, demographic, and socioeconomic data.

    Weighting

    No survey weights were used in this survey.

    Data collection

    Dates of Data Collection
    Start End
    1983-04-27 1986-06-26
    Mode of data collection
    • Face-to-face [f2f]
    Data Collectors
    Name Abbreviation
    University of San Carlos, Office of Population Studies Foundation USC-OPS
    Data Collection Notes

    Mothers/Women included in the study were asked to recall each food they had eaten the previous day from the time they woke up to the time they went to bed. Prompts were included (e.g., "before breakfast", "breakfast", "morning snack", "lunch") to help participants recall each individual meal and snack. Meals and snacks eaten outside of the home were also recalled and recorded.

    Data Access

    Confidentiality
    Is signing of a confidentiality declaration required? Confidentiality declaration text
    yes The users shall not take any action with the purpose of identifying any individual entity (i.e. person, household, enterprise, etc.) in the micro dataset(s). If such a disclosure is made inadvertently, no use will be made of the information, and it will be reported immediately to FAO.
    Access conditions

    Micro datasets disseminated by FAO shall only be allowed for research and statistical purposes. Any user which requests access working for a commercial company will not be granted access to any micro dataset regardless of their specified purpose. Users requesting access to any datasets must agree to the following minimal conditions:

    • The micro dataset will only be used for statistical and/or research purposes;
    • Any results derived from the micro dataset will be used solely for reporting aggregated information, and not for any specific individual entities or data subjects;
    • The users shall not take any action with the purpose of identifying any individual entity (i.e. person, household, enterprise, etc.) in the micro dataset(s). If such a disclosure is made inadvertently, no use will be made of the information, and it will be reported immediately to FAO;
    • The micro dataset cannot be re-disseminated by users or shared with anyone other than the individuals that are granted access to the micro dataset by FAO.
    Citation requirements

    USC-Office of Population Studies Foundation, Inc. (OPS); Philippines; 1983-1986; Cebu Longitudinal Health and Nutrition Survey: Baseline and Bimonthly Surveys, Philippines 1983-1986

    Disclaimer and copyrights

    Disclaimer

    The user of the data acknowledges that the original collector of the data, the authorized distributor of the data, and the relevant funding agency bear no responsibility for use of the data or for interpretations or inferences based upon such uses.

    Contacts

    Contacts
    Name Affiliation Email
    Food and Nutrition Division Food and Agriculture Organization of the United Nations [email protected]

    Metadata production

    DDI Document ID

    DDI_PHL_1983_1986_CLHNS_v01_M_v01_A_ESS_FAO

    Producers
    Name Abbreviation Affiliation Role
    Food and Nutrition Division ESN Food and Agriculture Organization of the United Nations Metadata producer
    Statistics Division ESS Food and Agriculture Organization of the United Nations Metadata adapted for FAM
    Back to Catalog
    Food and Agriculture Organization of the United Nations

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