Table 11.8 HERS data
Description
Dataset used in Chapter 11 of Regression Methods in Biostatistics (2nd edition), as distributed on the UCSF companion website. Study design: Longitudinal repeated-measures HERS subset restricted to participants without diabetes. Primary article: Hulley and colleagues (1998), JAMA.
Usage
hers_nodm_longitudinal
Format
A data frame with 9217 rows and 15 variables:
- pptid
- Participant identifier.
- exercise
- bl exercise &/or walk >3x/wk, 1:y 0:n
- avgdrpwk
- Avg number of drinks per week
- csmker
- current smoking status 1:current
- weight
- Body weight (kg).
- bmi
- Body mass index
- sbp
- Systolic blood pressure
- glucose
- Fasting plasma glucose (mg/dL).
- htnmeds
- anti-htn meds use
- diabetes
- (1=yes, 0=no)
- age
- Age or age category at baseline (as coded in source data).
- group
- treatment assignment 0:a: pbo, 1:b:hrt
- grade_hi
- highest grade completed
- white
- (1=white, 0=other)
- visit
- Visit number (time point) in longitudinal follow-up.