Table 1.
Distribution of moderate to severe pain and frequency of fentanyl administration within the 21 ICD-10 chapters
| ICD-10 chapters | Total | Moderate to severe paina, b | Fentanyl adm.b | |||
|---|---|---|---|---|---|---|
| n | Yes (%) | No information (%) | n | Yes (%) | ||
| I | Infectious and parasitic diseases | 1108 | 22.0 (19.6–24.6) | 34.0 (31.2–36.9) | 32 | 2.9 (2.0–4.1) |
| II | In situ neoplasms | 444 | 21.6 (17.9–25.7) | 31.1 (26.8–35.6) | 17 | 3.8 (2.2–6.1) |
| III | Diseases of blood, blood-forming organs and certain disorders involving the immune mechanism | 219 | 18.3 (13.4–24.0) | 29.7 (23.7–36.2) | 13 | 5.9 (3.2–9.9) |
| IV | Endocrine, nutritional, and metabolic disease | 741 | 10.4 (8.3–12.8) | 34.4 (31.0–38.0) | 8 | 1.1 (0.5–2.1) |
| V | Mental and behavioral disorders | 968 | 8.3 (6.6–10.2) | 34.9 (31.9–38.0) | 5 | 0.5 (0.2–1.2) |
| VI | Diseases of the nervous system | 1153 | 13.6 (11.7–15.7) | 35.0 (32.3–37.9) | 16 | 1.4 (0.8–2.2) |
| VII | Diseases of the eye and adnexa | 24 | 20.8 (7.1–42.2) | 25.0 (9.8–46.7) | 0 | – |
| VIII | Diseases of the ear and mastoid process | 98 | 14.3 (8.0–22.8) | 29.6 (20.8–39.7) | 2 | 2.5 (0.2–7.2) |
| IX | Diseases of the circulatory system | 4812 | 22.1 (20.9–23.3) | 32.0 (30.7–33.4) | 356 | 7.4 (6.7–8.2) |
| X | Diseases of the respiratory system | 3467 | 14.2 (13.0–15.4) | 35.2 (33.7–36.9) | 88 | 2.5 (2.0–3.1) |
| XI | Diseases of the digestive system | 1999 | 40.7 (38.6–42.9) | 28.0 (26.1–30.0) | 224 | 11.2 (9.9–12.7) |
| XII | Diseases of skin and subcutaneous tissue | 96 | 12.5 (6.6–20.8) | 39.6 (29.7–50.1) | 0 | – |
| XIII | Diseases of the musculoskeletal system and connective tissue | 772 | 60.6 (57.0–64.1) | 23.1 (20.1–26.2) | 191 | 24.7 (21.7–27.9) |
| XIV | Diseases of the genitourinary system | 1105 | 33.5 (30.7–36.4) | 27.4 (24.8–30.2) | 124 | 11.2 (9.4–13.2) |
| XV | Pregnancy, childbirth, and the puerperium | 377 | 30.2 (25.6–35.1) | 39.3 (34.3–44.4) | 12 | 3.2 (1.7–5.5) |
| XVI | Certain conditions originating in the perinatal period | 0 | – | – | 0 | – |
| XVII | Congenital malformations, deformations, and chromosomal abnormalities | 10 | – | – | 0 | – |
| XVIII | Symptoms, signs, and abnormal clinical and laboratory findings, not elsewhere classified | 7101 | 28.5 (27.4–29.5) | 28.1 (27.0–29.1) | 355 | 5.0 (4.5–5.5) |
| XIX | Injury, poisoning, and certain other consequences of external causes | 8041 | 42.8 (41.7–43.9) | 28.8 (27.8–29.8) | 1456 | 18.1 (17.3–19.0) |
| XX | External causes of morbidity and mortality | 0 | – | – | – | |
| XXI | Factors influencing health status and contact with health services | 5148 | 31.6 (30.3–32.9) | 29.6 (28.4–30.9) | 364 | 7.1 (6.4–7.8) |
| – | Unknown | 3558 | 8.1 (7.2–9.0) | 51.3 (49.7–53.0) | 12 | 0.3 (0.2–0.6) |
| Total | 41,241 | 27.7 (27.3–28.2) | 32.2 (31.7–32.6) | 3275 | 7.9 (7.7–8.2) | |
Abbreviations: ICD-10 10th version of the international classification of diseases, Adm administration
aModerate to severe pain defined as a numeric rating scale ≥ 4 or moderate pain or higher registered on a 4-point verbal rating scale upon initial patient triage
bGiven as proportions (%) with 95% confidence intervals