smdi exemplary lung cancer dataset
smdi_data.RdExample dataset with partially observed covariates.
Format
smdi_data
A data frame with 2,500 rows and 14 columns:
- exposure
Treatment assignment variable (binary). Indicates initiation of the exposure of interest (1) versus a comparator regimen (0)
- age_num
Age at baseline in years
- female_cat
Is gender female (0 = no, 1 = yes)
- ecog_cat
ECOG performance score at baseline (0 versus 1). Shows 30% missingness following an MCAR mechanism.
- smoking_cat
Smoking status at baseline (0 = non-smoker, 1 = smoker)
- physical_cat
Physical activity at baseline (not active versus active)
- egfr_cat
EGFR mutation status (0 = wild-type, 1 = alteration). Shows 20% missingness following an MAR mechanism.
- alk_cat
ALK transolcation mutation status (0 = wild-type, 1 = alteration)
- pdl1_num
PD-L1 cell staining biomarker in %. Shows 40% missingness following an MNAR(value) mechanism
- histology_cat
Tumor histology (0 = nonsquamous, 1 = squamous)
- ses_cat
Socio-economic status (multi-categorical: 1-low, 2-middle, 3-high)
- copd_cat
COPD comorbidity at baseline
- eventtime
time to censoring event
- status
event indicator at time t; 0 = censored, 1 = deceased