lowbwt {ACSWR}

The Low-Birth Weight Problem

Description

Low birth weight of new-born infants is a serious concern. If the weight of the new-born is less than 2500 grams, we consider that instance as a low-birth weight case. A study was carried out at Baystate Medical Center in Springfield, Massachusetts.

Usage

data(lowbwt)

Format

A data frame with 189 observations on the following 10 variables.

LOW

Low Birth Weight

AGE

Age of Mother

LWT

Weight of Mother at Last Menstrual Period

RACE

Race 1 2 3

SMOKE

Smoking Status During Pregnancy

PTL

History of Premature Labor

HT

History of Hypertension

UI

Presence of Uterine Irritability

FTV

Number of Physician Visits During the First Trimester

BWT

Birth Weight

References

Hosmer, D.W., and Lemeshow, S. (1989-2000). Applied Logistic Regression, 2e. J. Wiley.

Examples

data(lowbwt)
lowglm <- glm(LOW~AGE+LWT+RACE+FTV,data=lowbwt,family='binomial') 
lowglm$coefficients