,
7
, that could uttc ·t lung em' r rat . Yet (0\­
eragc 111 7 he \\(/\/11111:1011 PO\(. th t'u' YorJ.
7,111£'\ and 1.0\ 411I:l'Il'\ TIIII£,\ upport d the
author .... conc lu Ion that the higher inciden 'C
01 lunu cancer .... hould he blamed on hi rh 'r
lev 1..'1 01 tobacco rnokc in re taurunt
The concern b nn C( nfounding vanabl
I pccially Important when n k ratio are
mall :pldcll110logl t gener lIy cc nvid ir an
oc ruuun "\\ cuk " when th ratio are
h t\\ cell I () and � () In th r taurant rudy.
the n I auo crnpha izcd by th author wa
about I 5 "An) thme with a n ratio o I ....
than (L I don't tru t." Furnento a . "It'
" c III J unnc the \.\ ulth of a hair with a
tand.ud 12-lI1l:h ruler ou .ant do It h
lillie markmu arc too hlg So It, wuh epi­
dcmiolo ') It J hlunt tool "
J \\c' ., \\nrd,. Rc.ulcr huuld he alert
tIl qu a l r l tc r dill'! hc d g m g . I) .... huu l d
I cportcr- In the rc tau runt tud , 101 c am­
ple. the author \.\ rote "The eprdctmolo 'I '
C\ idencc \II!:!!( \1('(/ that Ih('I(' /11(/\ he a 'i()
percent IIlUC" c In lung can cr n k among
loc d crv IlC worker that I in part uttnbut­
abl: to toh .. II.(o mukc e po urc In th ""( rk­
pl,«,c ' r l.mphu I .uld d I he 1991 r port
III the CI unc) ot children' health aid
the re lilt hIm all O/'/'OIC III /)(I1f( III \1/1:-
"l \1111 I! th,u 1(1/ 1/1(1\1 e lulth cn, t.ur or pc ir
health nppc ar» 10 he (1\ We ICII('d with vunou
c po urc to LI 'arctic mo C" ( . rnpha I
Lidded, \\ hell om 'one cue .1 "pattern" or
,I ' tH..'nd· III tile dala ,. It urne 11,1 look m rc
1.111 cI\ III lI'IHllli c rcnc c. do c doevn t
I.C 111111 •
J Di crepan 'il' . \v hen t \ II \ cr ion 01 J
ve r t 1<1 lc lall d i v cr uc h.rr pl y , redder
houkl Il' crvc IlId"llll'1l1 101 I 11 .... 1.1 Ill. 1..'. an
\ II 1.llul flrl. 1111\ tll.11 .Ipr '"r'd 111 the
til h/'� //11/( 011 lunc II. II}C)2 quoted a
rh� 11..1,111 \, ho ,'pp ',111.'11 .. I an \�lll..'rtcan
He .. rt A 111.1 .. 111111 I \11 \ I pre i ontcrcn c
,I 01\111' IIl.11 1111111 .md Id tudtc- have
II" .. ;1 II II I..' IInd.1I \ III I I I..' 11101..':1 ' the
II III hCJII ,lIId Illll�'dl e.1 -." l'hc Iobacco
III uuuc. 011 IIII..' «thcr h.md , "Ill I red that
I '\ l'l Ih.tII II I tudic had hl.'clI donl' 011 th'
..:IkLl Cli l'lOl1d.II). Ilill l'" III 1.ld, ahout a·
• dll/l'll lu III II "I 1"llllll.I 1�llrlll,lllt 1111
t 1..'1 � l' 'II. I I Illtl 11I1l� 1..!lIll" 01 he,ll I til -
1 4 F, M J, .. ro.. fl nnl d WI P rml
it
or
data," it' tim to
1 ok mor 10 I.
Co
ECO D
ID R
OKE:
,THE DECIDE.
In January
e ondhand
d elaring that
th PA 1 .ued it
i. harmful t
rt, accepted in larg part with ut que ti n,
onc m am n m k rand n n- moker
th flaw' in the PA' u e
Since that tim r p
ha cau ed c n: id rabl
alike. And whi I the n m gr w,
f. ienc remain d larg Iy unpubli ized.
inally the tl w: are bing r .ibli Iy di: cu
In thi: m ti ul usly r arched articl in urr nt
F rbe M dia ritic Jac b ullurn, M nagin dit r
maga ine plain why th public n v r t th full. t ry ut th
PA r p rt. H l. d t it. the PA di: r g rded
tabli h d m th d. t arrive at a p liti ally
m k.
d.
ue of
m tivat d
in e th P',
re tricti n w
t have b th . id .
mind . Aft all
n n­
mak
st m rio an
. m kin
need
If wn
pr fer
re ula-
ti n:
or
ull
thi
r in rm ti n
P
pi
) 1 4 P I I om Inc.
