"alcohol" "nondrinker" "occasional drinker" "regular drinker"
"GENDER" "tobacco"                                                                                 
"M"    "non-smoker"                         6                       19                    7
       "former smoker"                      0                        9                    0
       "smoker"                             1                        6                    5
"F"    "non-smoker"                        12                       26                    2
       "former-smoker"                      3                        5                    1
       "smoker"                             1                        6                    1