Table 2.
Comorbidities by ICD-10-GM chapters for the PTSD (N = 12,887) and the No-PTSD CG (N = 51,548)
| Chapter | ICD-10-GM | PTSD | No-PTSD CG | Odds ratio | ||
|---|---|---|---|---|---|---|
| Description | Persons affected | (%) | Persons affected | (%) | ||
| I | Certain infectious and parasitic diseases | 6700 | (52.0) | 20,086 | (39.0) | 1.7 |
| II | Neoplasms | 4610 | (35.8) | 16,498 | (32.0) | 1.2 |
| III | Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism | 1912 | (14.8) | 5604 | (10.9) | 1.4 |
| IV | Endocrine, nutritional and metabolic diseases | 7162 | (55.6) | 23,620 | (45.8) | 1.5 |
| V | Mental and behavioral disorders | 10,725 | (83.2) | 21,220 | (41.2) | 7.1 |
| VI | Diseases of the nervous system | 5784 | (44.9) | 12,735 | (24.7) | 2.5 |
| VII | Diseases of the eye and adnexa | 5278 | (41.0) | 18,168 | (35.2) | 1.3 |
| VIII | Diseases of the ear and mastoid process | 3948 | (30.6) | 11,053 | (21.4) | 1.6 |
| IX | Diseases of the circulatory system | 6565 | (50.9) | 20,996 | (40.7) | 1.5 |
| X | Diseases of the respiratory system | 9829 | (76.3) | 33,585 | (65.2) | 1.7 |
| XI | Diseases of the digestive system | 6986 | (54.2) | 19,422 | (37.7) | 2.0 |
| XII | Diseases of the skin and subcutaneous tissue | 6289 | (48.8) | 20,830 | (40.4) | 1.4 |
| XIII | Diseases of the musculoskeletal system and connective tissue | 10,236 | (79.4) | 33,834 | (65.6) | 2.0 |
| XIV | Diseases of the genitourinary system | 8784 | (68.2) | 32,370 | (62.8) | 1.3 |
| XV | Pregnancy, childbirth and the puerperium | 818 | (6.3) | 3461 | (6.7) | 0.9 |
| XVI | Certain conditions originating in the perinatal period | 54 | (0.4) | 292 | (0.6) | 0.7 |
| XVII | Congenital malformations, deformations and chromosomal abnormalities | 2581 | (20.0) | 7847 | (15.2) | 1.4 |
| XVIII | Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified | 9944 | (77.2) | 29,876 | (58.0) | 2.5 |
| XIX | Injury, poisoning and certain other consequences of external causes | 6974 | (54.1) | 19,579 | (38.0) | 1.9 |
| XX | External causes of morbidity and mortality | 247 | (1.9) | 295 | (0.6) | 3.4 |
| XXI | Factors influencing health status and contact with health services | 11,007 | (85.4) | 41,094 | (79.7) | 1.5 |
| XXII | Key numbers for specific purposes | 121 | (0.9) | 151 | (0.3) | 3.2 |