Table 3 Adjusted perforation rates by patient and hospital characteristics, appendicitis patients in Taiwan (aged 15 or above), 1997–2001
From: Disparities in appendicitis rupture rate among mentally ill patients
Characteristics | Adjusted ruptured rate (%) | 95% CI |
|---|---|---|
Mental disorder status | Â | Â |
   No major mental disorder | 23.8 | 23.5–24.1 |
   Schizophrenia | 46.9 | 40.8–53.2 |
   Affective psychosis | 26.5 | 19.3–35.1 |
   Other major mental disorders | 33.1 | 21.8–46.8 |
Gender | Â | Â |
   Female | 20.4 | 20.1–20.8 |
   Male | 27.3 | 26.9–27.7 |
Age (years) | Â | Â |
   15–24 | 18.5 | 18.1–19.0 |
   25–34 | 18.5 | 18.0–19.0 |
   35–44 | 23.7 | 23.1–24.3 |
   45–54 | 29.6 | 28.8–30.5 |
   55–64 | 36.6 | 35.5–37.8 |
   65–74 | 42.7 | 41.3–44.0 |
   ≥ 75 | 51.1 | 49.3–52.9 |
Ethnicity | Â | Â |
   Non-aboriginal | 23.8 | 23.5–24.1 |
   Aboriginal | 26.2 | 24.6–27.9 |
SES | Â | Â |
   ≥ NT$40,000 | 23.0 | 22.3–23.7 |
   NT$20,000 ~ NT$39,999 | 23.5 | 23.0–24.1 |
   <NT$20,000 | 23.8 | 23.3–24.3 |
   Without a well-defined monthly wage | 24.6 | 24.1–25.1 |
Hospital ownership | Â | Â |
   Public | 20.6 | 20.0–21.3 |
   Nonprofit | 23.7 | 23.2–24.1 |
   Profit | 26.4 | 25.7–27.0 |
Hospital accreditation level | Â | Â |
   District Hospital-nonteaching | 22.6 | 21.7–23.6 |
   District Hospital-teaching | 17.9 | 17.3–18.6 |
   Regional Hospital | 24.5 | 24.0–25.0 |
   Medical Center | 28.8 | 27.9–29.7 |
Hospital volume | Â | Â |
   ≥ 360 | 23.2 | 22.5–24.0 |
   210–360 | 23.3 | 22.7–23.9 |
   80–210 | 23.9 | 23.3–24.5 |
   0–80 | 25.2 | 24.3–26.0 |
Hospital's geographic location | Â | Â |
   Taipei Branch | 22.1 | 21.6–22.6 |
   Northern Branch | 22.1 | 21.4–22.8 |
   Central Branch | 27.4 | 26.6–28.1 |
   Southern Branch | 26.2 | 25.4–27.0 |
   Kao-Ping Branch | 24.4 | 23.8–25.1 |
   Eastern Branch | 20.5 | 19.0–22.2 |
Year | Â | Â |
   1997 | 26.1 | 25.5–26.8 |
   1998 | 25.4 | 24.7–26.0 |
   1999 | 24.7 | 24.1–25.3 |
   2000 | 22.2 | 21.6–22.8 |
   2001 | 21.5 | 20.9–22.1 |