in R studio . I have some questions and i do not know what code should i used

Create a baseline table (Table 1), stratified by down referral status (exposed). The variables stared (*) in the table above should be included in Table 1. (13 points)
NOTE: The variables for this project are categorized differently from many variables in the original analysis.
You should have a missing category for all variables that having missingness. Refer to Table 2 of the paper for guidance on formatting the table. Below is the start of the table for you to build upon.

Characteristic Down-referred (n=@@) Not Down-referred (n=@@) Total
(N=@@)
Nationality

Education

Employment

Alcohol use

Smoking

Pregnancy

Gender

Age

Stavudine

Low BMI

Low CD4

Low HB

WHO

OUTCOMES
Death 12 Months
Loss 12 Months
Transferred 12 Months