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OCR for page 121
Append ix H
NET AND GROSS DIFFERENCE RATES IN DESIGNATION OF PRINCIPAL DLAGNOS IS
( BASED ON FOUR-DIGIT COMPARISONS OF SPECIFIC DIAGNOSES )
Percent of abstracts Net and gross
with indicated dif ference rates
principal diagnoses ~ times 1,000)
... .
IOM Med ic are
abstract record Net Gross
Chron ic
ischemic
heart
disease Other Total
Chronic ischemic
heart disease 3. ~ 1.5 5.3
Other 5.8 88.9 94. 7
Total 9. 6 90 .4 100.0 -43 .4 73 . 1
Cerebro-
vascular
d i sease s
Other Total
Cerebrovascul ar
diseases 4.2 3.1 7.3
Other 1.1 91.6 92.7
Total 5.3 94. 7 100.0 19. 7 41.8
Fracture,
neck of
femur
Other Total
Fracture, neck of
femur 1.5 0. ~ 2.3
Other 0.1 97.6 97.7
Total 1. 6 98 .4 100. 0 6. 7 9.3
121
OCR for page 122
122
Appendix H
IOM Med ic are
abstract record Net Gross
Cataract
Other Total
Cataract 2.9 0.2 3.1
Other 0.0 96 .9 96 .9
Total 2.9 97.1 - 100.0 1.0 2.0
Ac ut e myo-
cardial
in fare Lion
Ac ute myoc ard i al
Other Total
infarction 1. 7 1.1 2.
Other 0.6 96.6 97.2
Total 2.3 97.7 100.0 5.8 16.5
Inguinal
hernia
without
mention 0 f
ob s truc-
tion
Other Total
Inguinal hernia
wi shout mention o f
obstruction 1.3 0.2 1.5
Other 0 .0 98 .5 98 . 5
Total 1.3 98.7 100.0 1.3 2.0
Diabetes
met 1 itus
Other Total
Diabetes mellitus 1.3 0.8 2.1
Other 1.1 96.8 97.9
Total 2.4 97.6 100.0 -3.2 19.0
Hyper-
plasia of
the
pro state Other Total
Hyperplasia of the
prostate 2.0 0.4 2.4
Other 0.3 97.3 97.6
Total 2.3 97.7 100.0 1.4 6.5
~ ,. !
., .
OCR for page 123
123
Append ix H
TOM Med ic are
abstract record Net Gross
Broncho-
pneumonia-
organ~ sm not
spec i fled and
pneumonia-
organism and
type not
specified Other Total
Bronchopneumonia-
organ~ sm not
specified and
· ~
pne~onla-org and em
and type not
specified 2.2 1.4 3.6
Other 0.5 95.9 96.4
Total 2.7 97 .3 100.0 8.7 18. 7
Choleli-
thiasi s/
chole-
cystitis
Other Total
Cholelithiasis/
cholecystitis 1.3 0.9 2.2
Other 0.3 97.5 97.8
Total 1.6 98.4 100.0 6.0 11.9
Inte s t in al
ob struction
without
mention of
hernia
Other Total
Inte s t in al ob s true t ion
without mention of
hernia 0.5 0.5 1.0
Other 0.3 98.7 99.0
Total 0.8 99.2 100.0 2.1 7.7
OCR for page 124
124
Appendix H
TOM Medicare
abstract record Net Gross
~ , . _
Congestive
heart failure
and left
ventricular
failure Other Total
Congestive heart
failure and left
ventricular failure 1.0 2.1 3.1
Other 0 . 7 96 .2 96 . 9
Total 1. 7 98 .3 100 .0 13 . 7 27 .4
Divert ic-
ulosis of
inte st ine Other To tat
Diverticulosis of
intestine 1.3 0. 7 2.0
Other 0.2 97.8 98.0
Total 1.5 98.5 100.0 4.8 8.7
Bronchitis Other
Total
Bronchitis 1.0 0.5 1.5
Other 0. 3 98 . 2 98 . 5
Total 1.3 98.7 100.0 2.1 8.0
Mat ignant
neoplasm o f
bronchus
and lung Other Total
Mal ignant neoplasm
o f bronchus and lung 0 . 9 0 . 2 1 . 1
Other 0 .2 98 . 7 98 . 9
Total 1.1 98.9 100.0 -0.1 4.1
Representative terms from entire chapter:
abstract record