Cohorts of interest | S. aureus pneumonia vs No pneumonia | P. aeruginosa pneumonia vs No pneumonia | |||||
---|---|---|---|---|---|---|---|
No pneumonia | S. aureus pneumonia | P. aeruginosa pneumonia | Odds Ratio/Differencea | P Valuea | Odds Ratio/Differenceb | P Valueb | |
(95 % CI) | (95 % CI) | ||||||
No. of patients completing 90 day follow up periodc | n = 189,597 | n = 1685 | n = 687 | ||||
All-cause inpatient hospitalizations | |||||||
No. (%) of patients with ≥1 event | 44,246 (23.3) | 641 (38.0) | 295 (42.9) | 2.02 (1.83, 2.23) | <.001 | 2.48 (2.13, 2.88) | <.001 |
Mean (SD) events per patient with at least 1 event | 1.5 (1.0) | 1.9 (2.0) | 2.0 (1.9) | 0.45 (0.34, 0.56) | <.001 | 0.46 (0.31, 0.63) | <.001 |
Mean (SD) length of stay per patient with at least 1 event | 7.8 (10.7) | 14.7 (18.4) | 17.5 (19.8) | 6.96 (5.82, 8.19) | <.001 | 9.79 (7.85. 11.97) | <.001 |
No. (%) of patients with ≥1 hospitalization for pneumonia due to S. aureus | 112 (0.06) | 64 (3.8) | 20 (2.9) | 66.80 (48.95, 91.17) | <.001 | 50.74 (31.34, 82.14) | <.001 |
No. (%) of patients with ≥1 hospitalization for pneumonia due to P. aeruginosa | 63 (0.03) | 29 (1.7) | 59 (8.6) | 52.69 (33.85, 82.01) | <.001 | 282.61(196.46, 406.55) | <.001 |
ICU stays | |||||||
No. (%) of patients with ≥1 event | 9,399 (5.0) | 163 (9.7) | 97 (14.1) | 2.05 (1.75, 2.42) | <.001 | 3.15 (2.54, 3.91) | <.001 |
Mean (SD) events per patients with at least 1 event | 1.1 (0.4) | 1.1 (0.3) | 1.2 (0.5) | -0.02 (-0.17, 0.15) | .80 | 0.10 (-0.10, 0.34) | .37 |
Mean (SD) length of stay per patients with at least 1 event | 1.6 (3.6) | 3.5 (10.1) | 1.9 (3.6) | 1.92 (1.46, 2.44) | <.001 | 0.34 (-0.01, 0.77) | .06 |
No. (%) of patients with ≥1 hospitalization for pneumonia due to S. aureus | 66 (0.03) | 25 (1.5) | 9 (1.3) | 43.25 (27.23, 68.70) | <.001 | 38.13 (18.93, 76.81) | <.001 |
No. (%) of patients with ≥1 hospitalization for pneumonia due to P. aeruginosa | 32 (0.02) | 17 (1.0) | 30 (4.4) | 60.38 (33.46, 108.94) | <.001 | 270.47 (163.40, 447.69) | <.001 |