You can get a decent table with relatively little effort using proc tabulate:
title "Number missing";
proc tabulate data=sashelp.heart format=5.0;
class sex smoking_status;
var ageatstart--Cholesterol;
table (ageatstart--Cholesterol), nmiss="Number Missing"*smoking_status*sex="";
run;
---------------------------------------------------------------------------------
| | Number Missing |
| |-----------------------------------------------------------|
| | Smoking Status |
| |-----------------------------------------------------------|
| | Heavy (16-| |Moderate (6| |Very Heavy |
| | 25) |Light (1-5)| 15) |Non-smoker | (> 25) |
| |-----------+-----------+-----------+-----------+-----------|
| |Fema-| |Fema-| |Fema-| |Fema-| |Fema-| |
| | le |Male | le |Male | le |Male | le |Male | le |Male |
|-------------------+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----|
|Age at Start | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
|-------------------+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----|
|Height | 0| 2| 2| 0| 0| 0| 2| 0| 0| 0|
|-------------------+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----|
|Weight | 0| 0| 1| 0| 1| 0| 1| 1| 1| 1|
|-------------------+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----|
|Diastolic | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
|-------------------+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----|
|Systolic | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
|-------------------+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----|
|Metropolitan | | | | | | | | | | |
|Relative Weight | 0| 0| 1| 0| 1| 0| 1| 1| 1| 1|
|-------------------+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----|
|Smoking | 0| 0| 0| 0| 0| 0| 0| 0| 0| 0|
|-------------------+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----|
|Age at Death | 232| 371| 311| 81| 236| 127| 1146| 464| 42| 192|
|-------------------+-----+-----+-----+-----+-----+-----+-----+-----+-----+-----|
|Cholesterol | 8| 9| 12| 4| 9| 4| 52| 13| 5| 8|
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