Table 3 Description of sample hospitals’ quality improvement activities and performance status (n = 72)
|  | Baseline (2000) | Period 1 (2001–2003) | Period 2 (2004–2006) | Period 3 (2007–2009) | p-value |
|---|---|---|---|---|---|
Scope of QIA | 5.38 (2.86) | 5.62 (2.87) | 9.82 (2.45) | 12.28 (2.56) | <.0001 |
Intensity of QIA | 2.12 (2.53) | 2.22 (3.00) | 6.42 (3.62) | 8.54 (2.96) | <.0001 |
Hospital size (Number of beds) | 727.72 (601.50) | 735.87 (610.95) | 786.25 (607.01) | 813.54 (661.72) | 0.7595 |
Number of discharges | 17,617 (18,965) | 17,818 (19,837) | 20,853 (20,013) | 21,870 (21,390) | 0.4842 |
Length of stay, days | 15.33 (35.83) | 15.70 (39.48) | 16.55 (41.04) | 17.24 (49.45) | 0.9783 |
Occupation of beds, % | 54.56 (16.27) | 59.03 (16.95) | 62.01 (14.82) | 60.72 (14.33) | 0.5218 |
Turnover of beds, % | 25.37 (10.25) | 25.30 (11.46) | 25.75 (10.21) | 25.49 (9.73) | 0.9686 |
Number of inpatients | 19,895 (21,303) | 19,994 (21,396) | 22,057 (21,027) | 23,467 (22,471) | 0.6376 |
Number of outpatients | 561,046 (590,880) | 561,136 (591,779) | 610,364 (567,516) | 613,058 (519,393) | 0.8290 |