Characteristic | MSSA (n = 14,292) | nmMRSA (n = 1840) | mMRSA (n = 117) | P | OR of MSSA vs. nmMRSA (95% CI) | P | OR nmMRSA vs. mMRSA infection (95% CI) |
---|---|---|---|---|---|---|---|
Age, median, IQRa | 22 (6–50) | 16 (3–47) | 52 (31.5–71.5) | < 0.001 | - | < 0.001 | - |
Male sexb | 8,028 (56) | 1,005 (55) | 69 (59) | 0.34 | 1.19 (0.83–1.69) | 0.23 | 0.85–1.04 |
Clinical syndromeb | |||||||
Invasive | 3,390 (24) | 311 (17) | 51 (44) | < 0.001 | 1.53 (1.35–1.74) | < 0.001 | 0.26 (0.18–0.39) |
Non-invasive | 10,902 (76) | 1,529 (83) | 66 (56) | - | - | - | - |
Place of acquisitionb | |||||||
CO | 7,732 (54) | 993 (54) | 29 (25) | 0.93 | 1.0 (0.91–1.11) | < 0.001 | 3.56 (2.32–5.47) |
HCA-CO | 4,851 (34) | 614 (33) | 58 (50) | 0.64 | 1.03 (0.93–1.14) | < 0.001 | 0.51 (0.35–0.74) |
HCA-HO | 1,709 (12) | 233 (13) | 30 (25) | 0.40 | 0.94 (0.81–1.08) | < 0.001 | 0.42 (0.27–0.65) |
Ethnicityb, c | |||||||
European | 6,223 (44) | 544 (30) | 57 (49) | < 0.001 | 1.84 (1.65–2.04) | < 0.001 | 0.44 (0.30–0.64) |
Māori | 2,845 (20) | 349 (19) | 17 (15) | 0.37 | 1.06 (0.94–1.19) | 0.27 | 1.37 (0.81–2.33) |
Pacific Peoples | 3,942 (28) | 832 (46) | 28 (24) | < 0.001 | 0.41 (0.37–0.46) | < 0.001 | 2.92 (1.89–4.51) |
Other | 1,210 (8) | 103 (5) | 14 (12) | < 0.001 | 1.56 (1.27–1.92) | 0.013 | 0.44 (0.24–0.79) |
NZDep bandb,d | |||||||
1–3 | 2,792 (21) | 275 (16) | 26 (25) | < 0.001 | 1.37 (1.20-1.57) | 0.029 | 0.58 (0.37-0.92) |
4–7 | 4,864 (36) | 546 (32) | 33 (31) | < 0.001 | 1.21 (1.09-1.35) | 1.0 | 1.02 (0.67-1.56) |
8–10 | 5,903 (44) | 911 (53) | 47 (44) | < 0.001 | 0.69 (0.63-0.77) | 0.11 | 1.39 (0.94-2.07) |