BY-COVID - WP5 - Baseline Use Case: SARS-CoV-2 vaccine effectiveness assessment

Imputation of missing values

Handling missing data

Variable Method Nr_missing Pct_missing Number of imputed values Missing_values Comorbidity comorb_incl Immunestatus imm_incl Core MCAR Perc_miss_lt Perc_miss_lt5 Perc_miss_lt15
person_id No missing values 0 0.000 0 FALSE FALSE TRUE FALSE TRUE FALSE FALSE TRUE TRUE TRUE
age_nm No missing values 0 0.000 0 FALSE FALSE TRUE FALSE TRUE TRUE FALSE TRUE TRUE TRUE
sex_cd No missing values 0 0.000 0 FALSE FALSE TRUE FALSE TRUE TRUE FALSE TRUE TRUE TRUE
socecon_lvl_cd Exclude core variable as matching variable (more than 15% missing values) 1132314 1.000 0 TRUE FALSE TRUE FALSE TRUE TRUE FALSE FALSE FALSE FALSE
residence_area_cd Imputation of missing values (not MCAR) 163 0.000 163 TRUE FALSE TRUE FALSE TRUE TRUE FALSE TRUE TRUE TRUE
country_cd No missing values 0 0.000 0 FALSE FALSE TRUE FALSE TRUE FALSE FALSE TRUE TRUE TRUE
foreign_bl No missing values 0 0.000 0 FALSE FALSE TRUE FALSE TRUE TRUE FALSE TRUE TRUE TRUE
exitus_dt Allow missing values and don’t impute missing values (no core variable) 1101301 0.973 0 TRUE FALSE TRUE FALSE TRUE FALSE FALSE FALSE FALSE FALSE
exitus_bl No missing values 0 0.000 0 FALSE FALSE TRUE FALSE TRUE FALSE FALSE TRUE TRUE TRUE
essential_worker_bl No missing values 0 0.000 0 FALSE FALSE TRUE FALSE TRUE TRUE FALSE TRUE TRUE TRUE
institutionalized_bl No missing values 0 0.000 0 FALSE FALSE TRUE FALSE TRUE TRUE FALSE TRUE TRUE TRUE
dose_1_brand_cd Allow missing values and don’t impute missing values (no core variable) 45226 0.040 0 TRUE FALSE TRUE FALSE TRUE FALSE FALSE FALSE TRUE TRUE
dose_1_dt Allow missing values and don’t impute missing values (no core variable) 45226 0.040 0 TRUE FALSE TRUE FALSE TRUE FALSE FALSE FALSE TRUE TRUE
dose_2_brand_cd Allow missing values and don’t impute missing values (no core variable) 124566 0.110 0 TRUE FALSE TRUE FALSE TRUE FALSE FALSE FALSE FALSE TRUE
dose_2_dt Allow missing values and don’t impute missing values (no core variable) 124566 0.110 0 TRUE FALSE TRUE FALSE TRUE FALSE FALSE FALSE FALSE TRUE
dose_3_brand_cd Allow missing values and don’t impute missing values (no core variable) 537509 0.475 0 TRUE FALSE TRUE FALSE TRUE FALSE FALSE FALSE FALSE FALSE
dose_3_dt Allow missing values and don’t impute missing values (no core variable) 537509 0.475 0 TRUE FALSE TRUE FALSE TRUE FALSE FALSE FALSE FALSE FALSE
doses_nm Allow missing values and don’t impute missing values (no core variable) 45226 0.040 0 TRUE FALSE TRUE FALSE TRUE FALSE FALSE FALSE TRUE TRUE
fully_vaccinated_dt Allow missing values and don’t impute missing values (no core variable) 110570 0.098 0 TRUE FALSE TRUE FALSE TRUE FALSE FALSE FALSE FALSE TRUE
fully_vaccinated_bl No missing values 0 0.000 0 FALSE FALSE TRUE FALSE TRUE FALSE FALSE TRUE TRUE TRUE
vaccination_schedule_cd Allow missing values and don’t impute missing values (no core variable) 45226 0.040 0 TRUE FALSE TRUE FALSE TRUE FALSE FALSE FALSE TRUE TRUE
confirmed_case_dt Allow missing values and don’t impute missing values (no core variable) 762634 0.674 0 TRUE FALSE TRUE FALSE TRUE FALSE FALSE FALSE FALSE FALSE
confirmed_case_bl No missing values 0 0.000 0 FALSE FALSE TRUE FALSE TRUE FALSE FALSE TRUE TRUE TRUE
previous_infection_dt Allow missing values and don’t impute missing values (no core variable) 999420 0.883 0 TRUE FALSE TRUE FALSE TRUE FALSE FALSE FALSE FALSE FALSE
previous_infection_bl No missing values 0 0.000 0 FALSE FALSE TRUE FALSE TRUE FALSE FALSE TRUE TRUE TRUE
test_type_cd Allow missing values and don’t impute missing values (no core variable) 629730 0.556 0 TRUE FALSE TRUE FALSE TRUE FALSE FALSE FALSE FALSE FALSE
variant_cd Allow missing values and don’t impute missing values (no core variable) 1132314 1.000 0 TRUE FALSE TRUE FALSE TRUE FALSE FALSE FALSE FALSE FALSE
diabetes_bl No missing values 0 0.000 0 FALSE TRUE TRUE FALSE TRUE FALSE FALSE TRUE TRUE TRUE
obesity_bl No missing values 0 0.000 0 FALSE TRUE TRUE FALSE TRUE FALSE FALSE TRUE TRUE TRUE
heart_failure_bl No missing values 0 0.000 0 FALSE TRUE TRUE FALSE TRUE FALSE FALSE TRUE TRUE TRUE
copd_bl No missing values 0 0.000 0 FALSE TRUE TRUE FALSE TRUE FALSE FALSE TRUE TRUE TRUE
solid_tumor_without_metastasis_bl No missing values 0 0.000 0 FALSE TRUE TRUE FALSE TRUE FALSE FALSE TRUE TRUE TRUE
chronic_kidney_disease_bl No missing values 0 0.000 0 FALSE TRUE TRUE FALSE TRUE FALSE FALSE TRUE TRUE TRUE
sickle_cell_disease_bl No missing values 0 0.000 0 FALSE TRUE TRUE FALSE TRUE FALSE FALSE TRUE TRUE TRUE
hypertension_bl No missing values 0 0.000 0 FALSE TRUE TRUE FALSE TRUE FALSE FALSE TRUE TRUE TRUE
chronic_liver_disease_bl No missing values 0 0.000 0 FALSE TRUE TRUE FALSE TRUE FALSE FALSE TRUE TRUE TRUE
blood_cancer_bl No missing values 0 0.000 0 FALSE FALSE TRUE TRUE TRUE FALSE FALSE TRUE TRUE TRUE
transplanted_bl No missing values 0 0.000 0 FALSE FALSE TRUE TRUE TRUE FALSE FALSE TRUE TRUE TRUE
hiv_infection_bl No missing values 0 0.000 0 FALSE FALSE TRUE TRUE TRUE FALSE FALSE TRUE TRUE TRUE
primary_immunodeficiency_bl No missing values 0 0.000 0 FALSE FALSE TRUE TRUE TRUE FALSE FALSE TRUE TRUE TRUE
immunosuppression_bl No missing values 0 0.000 0 FALSE FALSE TRUE TRUE TRUE FALSE FALSE TRUE TRUE TRUE
pregnancy_bl No missing values 0 0.000 0 FALSE FALSE TRUE FALSE TRUE TRUE FALSE TRUE TRUE TRUE

Listwise deletion

flag_listwise_del==TRUE flag_listwise_del==FALSE
0 1132314