Table 1. Antimicrobial use prevalence in each department in each survey.
| Departments | Number of surveyed patients (antimicrobial use prevalence; %; 95% confidence intervals) | ||||
| 2001 | 2003 | 2005 | 2008 | 2010 | |
| Internal medicine | |||||
| Respiratory medicine | 3589(79.38,78.03–80.67) | 2836 (83.00, 81.57–84.34) | 4123 (75.55, 74.21–76.84) | 6863 (76.32, 75.30–77.31) | 12152 (73.23, 72.44–74.01) |
| Endocrinology | 1689(30.31, 28.16–32.54) | 1269 (34.52, 31.95–37.18) | 2268 (25.49, 23.74–27.32) | 3356 (22.14, 20.77–23.58) | 8954 (21.58, 20.74–22.44) |
| Infectious diseases | 3156 (35.23, 33.58–36.91) | 1852 (38.17, 35.98–40.40) | 3196 (36.76, 35.11–38.45 ) | 3498 (35.16, 33.59–36.76) | 8952 (43.19, 42.17–44.22) |
| Neurology | 3566 (30.26, 28.77–31.79) | 3947 (36.48, 34.99–37.99) | 5191 (20.48, 19.40–21.60) | 9589 (20.01, 19.22–20.82) | 14574 (18.98, 18.35–19.62) |
| Traditional Chinese medicine | 1981 (35.08, 33.01–37.21) | 1569 (35.18, 32.86–37.58) | 1852 (28.62, 26.61–30.72) | 1978 (28.16, 26.22–30.18) | 5741 (25.45, 24.34–26.59) |
| Surgery | |||||
| Surgical urology | 2521 (72.23, 70.45–73.94) | 1368 (72.15, 69.72–74.46) | 2989 (66.88, 65.17–68.54) | 4935 (65.53, 64.19–66.84) | 9841 (68.47, 67.54–69.38) |
| Burns | 687 (73.65, 70.23–76.81) | 1589 (69.86, 67.56–72.07) | 895 (60.89, 57.65–64.03) | 789 (59.19, 55.72–62.57) | 1854 (58.20, 55.94–60.43) |
| Obstetrics | |||||
| Adult group | 1980 (66.52, 64.41–68.56) | 1657 (67.83, 65.54–70.04) | 1774 (56.99, 54.67–59.28) | 3952 (58.12, 56.57–59.65) | 13487 (58.17, 57.34–59.00) |
| Neonatal group | 771 (28.15, 25.09–31.43) | 852 (21.60, 18.97–24.49) | 521 (17.47, 14.45–20.97) | 451 (15.52, 12.47–19.15) | 1245 (8.59, 7.16–10.28) |
| Pediatrics | |||||
| Neonatal group | 501 (82.44, 78.87–85.52) | 689 (83.89, 80.96–86.45) | 687 (72.63, 69.18–75.83) | 1689 (78.51, 76.49–80.40) | 3607 (75.52, 74.09–76.90) |
| Non-neonatal group | 2592 (81.79, 80.26–83.23) | 2123 (81.58, 79.87–83.17) | 3258 (76.58, 75.10–78.00) | 5129 (80.02, 78.90–81.09) | 9874 (82.17, 81.40–82.91) |
| ENT | 2177 (70.60, 68.65–72.48) | 1968 (72.56, 70.55–74.49) | 1458 (70.23, 67.83–72.52) | 2241 (69.34, 67.40–71.21) | 6508 (67.12, 65.97–68.25) |
| General ICU | 380 (82.89, 78.78–86.34) | 350 (80.57, 76.10–84.37) | 578 (82.70, 79.40–85.57) | 821 (82.7, 0,79.96–85.13) | 1589 (80.18, 78.15–82.07) |
| Other departments | 2672 (38.14, 36.32–40.00) | 1689 (28.36, 26.26–30.56) | 2896 (27.87, 26.27–29.53) | 3723 (21.46, 20.17–22.81) | 9874 (12.78, 12.14–13.45) |
ENT, Ear, Nose and Throat Department. The table presents the data of key departments due to space restraints. For full details, refer to Table S1.