Name: US EPA The Consolidated Human Activity Database (CHAD)
Creator: US Government
License: https://www.usa.gov/government-works

About this Dataset

US EPA The Consolidated Human Activity Database (CHAD)

The Consolidated Human Activity Database (CHAD) is a resource for learning about human exposure and health studies and predictive models.
Organization: State of California
Last updated: 2021-09-08T16:15:22.262289
Tags: chad, consolidated-human-activity, us-epa

Tables

Questions

@usgov.ca_gov_us_epa_the_consolidated_human_activity_database_chad.questions

1.59 MB
54,373 rows
53 columns

CREATE TABLE questions (
  "chadid" VARCHAR,
  "rawid" VARCHAR,
  "daynum" BIGINT,
  "totaldays" BIGINT,
  "month" BIGINT,
  "daymonth" BIGINT,
  "year" BIGINT,
  "dayofweek" VARCHAR,
  "wdwe" VARCHAR,
  "weekend" BIGINT,
  "county" VARCHAR,
  "state" VARCHAR,
  "zipcode" VARCHAR,
  "avgtemp" DOUBLE,
  "maxtemp" DOUBLE,
  "inchrain" DOUBLE,
  "hourrain" BIGINT,
  "age" DOUBLE,
  "gender" VARCHAR,
  "weight" DOUBLE,
  "education" VARCHAR,
  "occup" VARCHAR,
  "race" VARCHAR,
  "income" DOUBLE,
  "heatingtype" VARCHAR,
  "housingtype" VARCHAR,
  "fueltype" VARCHAR,
  "hrsworked" VARCHAR,
  "aircond" VARCHAR,
  "asthma" VARCHAR,
  "employed" VARCHAR,
  "fulltime" VARCHAR,
  "garage" VARCHAR,
  "gasstove" VARCHAR,
  "heartlung" VARCHAR,
  "pesticides" VARCHAR,
  "student" VARCHAR,
  "smoker" VARCHAR,
  "nearsmoker" VARCHAR,
  "qcactloc" BIGINT,
  "qceattime" BIGINT,
  "qcheavy" BIGINT,
  "qcinfer" BIGINT,
  "qclong" BIGINT,
  "qcmeals" BIGINT,
  "qcmetab" BIGINT,
  "qcmiss" BIGINT,
  "qcsleep" BIGINT,
  "qftravel" BIGINT,
  "reccount" BIGINT,
  "wraptime" DOUBLE,
  "pregnant" VARCHAR,
  "study" VARCHAR
);