lead: lead: A data file on lead levels and neurological effects in...
In tessington/qsci381: Data used in QSCI 381, University of Washington
Description
Usage
Format
Source
Description
lead: A data file on lead levels and neurological effects in children
Usage
1
Format
a dataframe containing measurements of lead levels in children in the vicinity of a smelting plant, and various measures of neurological outcomes.
- ID
unique numeric identify for each child
- area
area where the child lived: near (< 1 mile), intermediate (between 1 and 2.5 miles), and far (greater than 2.5 miles) from the smelter
- sex
male or female
- age
age in months
- blood_lead
lead levels in blood, micrograms per 100 ml
- verbal_iq
score on a verbal IQ test
- performance_iq
score on performance IQ test, evaluates individual's visuospatial intellectual abilities
- full_iq
overall IQ score (not a sum of the verbal and performance)
- pica
Parent reporting of incidents of Pica, an eating disorder in which people eat non-food items
- colic
Parent reporting of whether child experienced colic (frequent, prolonged and intense crying in an infant)
- clumsiness
Parent reporting of whether child is clumsy
- iritability
Parent reporting of whether child is irritable
- convulsions
Parent reporting of whether child suffered convulsions
- taps_right
number of finger taps per 10 seconds with right hand
- clumsiness
number of finger taps per 10 seconds with left hand
Source
Landrigan et al. (1975) "Neuropsychological dysfunction in children with chronic low-level lead absorption". The Lancet, March 29, pp. 708–712
tessington/qsci381 documentation built on Sept. 26, 2020, 12:40 p.m.
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Description Usage Format Source
Description
lead: A data file on lead levels and neurological effects in children
Usage
1 |
Format
a dataframe containing measurements of lead levels in children in the vicinity of a smelting plant, and various measures of neurological outcomes.
- ID
unique numeric identify for each child
- area
area where the child lived: near (< 1 mile), intermediate (between 1 and 2.5 miles), and far (greater than 2.5 miles) from the smelter
- sex
male or female
- age
age in months
- blood_lead
lead levels in blood, micrograms per 100 ml
- verbal_iq
score on a verbal IQ test
- performance_iq
score on performance IQ test, evaluates individual's visuospatial intellectual abilities
- full_iq
overall IQ score (not a sum of the verbal and performance)
- pica
Parent reporting of incidents of Pica, an eating disorder in which people eat non-food items
- colic
Parent reporting of whether child experienced colic (frequent, prolonged and intense crying in an infant)
- clumsiness
Parent reporting of whether child is clumsy
- iritability
Parent reporting of whether child is irritable
- convulsions
Parent reporting of whether child suffered convulsions
- taps_right
number of finger taps per 10 seconds with right hand
- clumsiness
number of finger taps per 10 seconds with left hand
Source
Landrigan et al. (1975) "Neuropsychological dysfunction in children with chronic low-level lead absorption". The Lancet, March 29, pp. 708–712
R Package Documentation
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