Table 2

Average hospitalisations per person-year and average length of hospital stay by frequency of clinic visits, Northern Territory, 2007-2011
Annual visits Number of patients (%) Annual hospitalisations (95% CI) Average length of stay (days) (95% CI)
0 19690 (37%) 1.41 (1.28-1.54) 2.52 (2.51-2.53)
1 6600 (13%) 0.96 (0.75-1.16) 2.36 (2.33-2.39)
2 3393 (6%) 0.72 (0.49-0.94) 2.03 (2.00-2.06)
3 2609 (5%) 0.73 (0.48-0.98) 2.13 (2.09-2.17)
4 2245 (4%) 0.58 (0.35-0.81) 1.95 (1.91-1.99)
5 1892 (4%) 0.45 (0.30-0.61) 2.17 (2.12-2.22)
6 1609 (3%) 0.53 (0.32-0.73) 2.70 (2.62-2.78)
7 1449 (3%) 0.64 (0.40-0.89) 2.13 (2.08-2.19)
8 1318 (2%) 0.67 (0.38-0.97) 2.22 (2.16-2.28)
9 1084 (2%) 0.51 (0.41-0.61) 2.04 (1.98-2.10)
10 939 (2%) 0.64 (0.44-0.83) 3.37 (3.27-3.48)
11 842 (2%) 0.83 (0.48-1.19) 2.85 (2.77-2.94)
12+ 9069 (17%) 1.17 (1.03-1.31) 3.29 (3.28-3.30)
Total 52739 (100%) 1.06 (0.99-1.12) 2.70 (2.69-2.71)

Note: CI = confidence interval.

Zhao et al.

Zhao et al. BMC Health Services Research 2013 13:466   doi:10.1186/1472-6963-13-466

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