ofp {AZIAD} | R Documentation |

## Number of physician office visits.

### Description

A data set containing ofp (number of physician office visit) of 4406 individuals.

### Usage

```
ofp
```

### Format

The original data set is based on the work of Deb and Trivedi (1997) analyze data on 4406 individuals, aged 66 and over, who are covered by Medicare, a public insurance program. Originally obtained from the US National Medical Expenditure Survey (NMES) for 1987/88, the data are available from the data archive of the Journal of Applied Econometrics at http://www.econ.queensu.ca/jae/1997-v12.3/deb-trivedi/. In AZIAD package we work with the number of physicians office visits for the patients.Based on the analysis of kstest.A and kstest.B and lrt.A the data belongs to zero-inflated beta negative binomial or beta negative binomial hurdle model.

### Source

http://www.jstatsoft.org/v27/i08/paper

### References

Zeileis, A. and Kleiber, C. and Jackma, S. (2008). "Regression Models for Count Data in R". JSS 27, 8, 1–25.

### Examples

```
ofp
set.seed(1008)
d1=kstest.A(ofp,nsim=200,bootstrap=TRUE,dist="geometric")
d2=kstest.A(ofp,nsim=200,bootstrap=TRUE,dist="zibnb")
lrt.A(d1,d2) #0
```

*AZIAD*version 0.0.3 Index]