airway: Airway Data

Description Usage Format Source Examples

Description

The airway data frame has 35 rows and 6 columns.

Study to compare two devices (tracheal tube and laryngeal mask) used to secure airway in patients undergoing surgery. The response variable is the presence of a sore throat. Further information on age, sex, use of a lubricant, and duration of the surgery is available.

Usage

1

Format

This data frame contains the following columns:

response

an indicator variable for sore throat (1=yes, 0=no);

type

the type of airway used (1=tracheal tube, 0=laryngeal mask);

age

the age of the patient (in years);

sex

an indicator variable for sex (1=male, 0=female);

lubricant

an indicator variable for lubricant use (1=yes, 0=no);

duration

the duration of the surgery (in minutes).

Source

The data were obtained from

“Binary Data” by D. Collet in Encyclopedia of Biostatistics (1998).

Examples

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data(airway)
summary(airway)
par(mfrow=c(1,2))
plot(age ~ response, data = airway)
plot(duration ~ response, data = airway)

Example output

 response      age        sex    lubricant    duration      type  
 0:13     Min.   :18.00   0:16   0:16      Min.   : 15.00   0:18  
 1:22     1st Qu.:34.50   1:19   1:19      1st Qu.: 25.00   1:17  
          Median :45.00                    Median : 40.00         
          Mean   :44.54                    Mean   : 45.97         
          3rd Qu.:57.50                    3rd Qu.: 63.00         
          Max.   :67.00                    Max.   :135.00         

hoa documentation built on May 2, 2019, 8:56 a.m.