Table 3 Frequency of different diseases related to symptoms of respiratory discomforts or complications in tuberculosis patients
Disease (ICD-9-CM) | Non-CM users | CM users†| P value* | ||
|---|---|---|---|---|---|
n | % | n | % | ||
Acute respiratory infections (460–466) | 1405 | 74.97 | 2022 | 98.59 | <.0001 |
Other diseases of upper respiratory tract (470–478) | 564 | 30.1 | 1544 | 75.28 | <.0001 |
Pneumonia and influenza (480–488) | 1156 | 61.69 | 1393 | 67.92 | <.0001 |
Chronic obstructive pulmonary disease and allied conditions (490–496) | 1307 | 69.74 | 1663 | 81.08 | <.0001 |
Pneumoconioses and other lung diseases due to external agents (500–508) | 183 | 9.77 | 146 | 7.12 | 0.0028 |
Other diseases of respiratory system (510–519) | 952 | 50.8 | 853 | 41.59 | <.0001 |
Dyspnea and respiratory abnormalities (786.0) | 313 | 16.7 | 488 | 23.79 | <.0001 |
Stridor (786.1) | 25 | 1.33 | 124 | 6.05 | <.0001 |
Cough (786.2) | 475 | 25.35 | 1519 | 74.06 | <.0001 |
Hemoptysis (786.3) | 211 | 11.26 | 375 | 18.28 | <.0001 |
Abnormal sputum (786.4) | 16 | 0.85 | 49 | 2.39 | 0.0002 |
Chest pain (786.5) | 375 | 20.01 | 930 | 45.34 | <.0001 |
Swelling, mass, or lump in chest (786.6) | 32 | 1.71 | 50 | 2.44 | 0.1101 |
Hiccough (786.8) | 9 | 0.48 | 40 | 1.95 | <.0001 |
Other symptoms involving respiratory system and chest (786.9) | 23 | 1.23 | 52 | 2.54 | 0.0028 |