Table 2 Outbreak outcomes per MSU involvement
|  | MSU involved (n = 29) | MSU not involved (n = 26) | p-value | chi2 |
|---|---|---|---|---|
Duration (days) | 26 (20–34) | 16 (12–21) | p = 0.0036 | (1) = 8.457 |
Resident attack rate (%) | 33.96 (21.88-50) | 6.19 (2.76–10.19) | p = < 0.0001 | (1) = 24.733 |
Staff attack rate (%) | 21.57 (15.85–32.26) | 6.54 (3.54–11.11) | p = < 0.0001 | (1) = 19.808 |
Total attack rate (%) | 27.39 (17.93–35.29) | 5.64 (3.11-11.00) | p = < 0.0001 | (1) = 24.066 |
CFR | 3.92 (0-9.52) | 0 (0-1.72) | NS | (1) = 3.074 |