Table 4

Commonest underlying causes of death for decedents where obstructive lung disease (OLD) was mentioned on the death certificate but not the underlying cause of death, 1993–1999

MaleFemale
ICD‐9 classificationn (% OLD mentions)ICD‐9 classificationn (% OLD mentions)
ICD‐9 chapterICD‐9 chapter
 7‐Circulatory System47849 (25.6%) 7‐Circulatory System30145 (23.9%)
 2‐Neoplasms14557 (7.8%) 2‐Neoplasms6894 (5.5%)
 8‐Respiratory System (excluding 490–493.9, 496)7326 (3.9%) 8‐Respiratory System (excluding 490–493.9, 496)5066 (4.0%)
ICD‐9 three-digit codeICD‐9 three-digit code
 414 Other forms of chronic ischaemic heart disease18246 (9.8%) 414 Other forms of chronic ischaemic heart disease10288 (8.2%)
 410 Acute myocardial infarction15269 (8.2%) 410 Acute myocardial infarction8357 (6.6%)
 162 Malignant neoplasm of trachea, bronchus and lung6824 (3.7%) 428 Heart failure3119 (2.5%)
 485 Bronchopneumonia, organism unspecified3534 (1.9%) 162 Malignant neoplasm of trachea, bronchus and lung3108 (2.5%)
 428 Heart failure3037 (1.6%) 485 Bronchopneumonia, organism unspecified2961 (2.4%)
ICD‐9 four-digit codeICD‐9 four-digit code
 4100 Acute myocardial infarction15269 (8.2%) 4149 Other forms of ischaemic heart disease; unspecified8429 (6.7%)
 4149 Other forms of ischaemic heart disease; unspecified13530 (7.2%) 4100 Acute myocardial infarction8357 (6.6%)
 1629 Malignant neoplasm of trachea, bronchus, and lung; bronchus and lung, unspecified6600 (3.5%) 1629 Malignant neoplasm of trachea, bronchus, and lung; bronchus and lung, unspecified3014 (2.4%)
 4140 Other forms of ischaemic heart disease; coronary atherosclerosis4257 (2.3%) 4850 Bronchopneumonia, organism unspecified2961 (2.4%)
 4850 Bronchopneumonia; organism unspecified3068 (1.6%) 4360 Acute but ill-defined cerebrovascular disease#2135 (1.7%)
  • Data are presented as n (% OLD mentions)

  • ICD‐9: International Classification of Disease version 9

  • #: includes stroke