Table 11.1/11.2 HERS data
Description
Dataset used in Chapter 11 of Regression Methods in Biostatistics (2nd edition), as distributed on the UCSF companion website. Study design: Cross-sectional Visit 4 subset of HERS participants without diabetes. Primary article: Hulley and colleagues (1998), JAMA.
Usage
hers_nodm_visit4_only
Format
A data frame with 1871 rows and 31 variables:
- 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
- visit
- Visit number (time point) in longitudinal follow-up.
- exer3
- bl exercise &/or walk >3x/wk, 1:y 0:n
- avgdrpwk
- avg drinks per week
- csmker
- current smoking status 1:current
- weight
- Body weight (kg).
- bmi
- body mass index
- sbp
- average systolic blood pressure
- glucose
- Fasting plasma glucose (mg/dL).
- pptid
- Participant identifier.
- htnmeds
- anti-htn meds use
- white
- (1=white, 0=other)
- drinkany
- (1 if avgdrpwk>0, 0 otherwise)
- diabetes
- (1=yes, 0=no)
- nvisit
- Visit number (0=baseline)
- miss_gluc
- Indicator for missing glucose measurement.
- bmi_cat
- 5 quantiles of bmi
- gluc_miscat
- Glucose category including missingness classification.
- _mi_miss
- Multiple-imputation missingness indicator variable.
- _1_glucose
- Glucose value from draw/imputation set 1.
- _2_glucose
- Glucose value from draw/imputation set 2.
- _3_glucose
- Glucose value from draw/imputation set 3.
- _4_glucose
- Glucose value from draw/imputation set 4.
- _5_glucose
- Glucose value from draw/imputation set 5.
- _6_glucose
- Glucose value from draw/imputation set 6.
- _7_glucose
- Glucose value from draw/imputation set 7.
- _8_glucose
- Glucose value from draw/imputation set 8.
- _9_glucose
- Glucose value from draw/imputation set 9.
- _10_glucose
- Glucose value from draw/imputation set 10.