Table 4.
Relationship between the studied factors and the positive swab category, based on Mann–Whitney U Test.
| Null Hypothesis | Significance a,b | Decision |
|---|---|---|
| The distribution ICU = 1 no = 0 is the same for category positive swab = 1 no = 0. | 0.312 | Assume H0 |
| The distribution nephrology = 1 no = 0 is the same for category positive swab = 1 no = 0. | 0.450 | Assume H0 |
| The distribution orthopaedics = 1 no = 0 is the same for category positive swab = 1 no = 0. | 0.060 | Assume H0 |
| The distribution haematology = 1 no = 0 is the same for category positive swab = 1 no = 0. | 0.982 | Assume H0 |
| The distribution outpatient clinic = 1 no = 0 is the same for category positive swab = 1 no = 0. | 0.471 | Assume H0 |
| The distribution of age (years) is the same for category positive swab = 1 no = 0. | 0.257 | Assume H0 |
| The distribution of sex (f = 1 m = 0) is the same for category positive swab = 1 no = 0. | 0.498 | Assume H0 |
| The distribution of number of days in the hospital is the same for category positive swab = 1 no = 0. | 0.897 | Assume H0 |
| The distribution dialysed = 1 no = 0 is the same for category positive swab = 1 no = 0. | 0.642 | Assume H0 |
| The distribution surgery in the last year = 1 no = 0 is the same for category positive swab = 1 no = 0. | 0.644 | Assume H0 |
| The distribution thyroid disease = 1 no = 0 is the same for category positive swab = 1 no = 0. | 0.132 | Assume H0 |
| The distribution HA = 1 no = 0 is the same for category positive swab = 1 no = 0. | 0.773 | Assume H0 |
| The distribution of type 1 diabetes is the same for category positive swab = 1 no = 0. | 0.697 | Assume H0 |
| The distribution of type 2 diabetes is the same for category positive swab = 1 no = 0. | 0.915 | Assume H0 |
| The distribution insulin = 1 no = 0 is the same for category positive swab = 1 no = 0. | 0.328 | Assume H0 |
| The distribution dementia = 1 no = 0 is the same for category positive swab = 1 no = 0. | 0.002 | Reject H0 |
| The distribution COPD = 1 no = 0 is the same for category positive swab = 1 no = 0. | 0.492 | Assume H0 |
| The distribution stroke = 1 no = 0 is the same for category positive swab = 1 no = 0. | 0.511 | Assume H0 |
| The distribution heart failure = 1 no = 0 is the same for category positive swab = 1 no = 0. | 0.039 | Reject H0 |
| The distribution peripheral vascular disease = 1 no = 0 is the same for category positive swab = 1 no = 0. | 0.511 | Assume H0 |
| The distribution connective tissue diseases = 1 no = 0 is the same for category positive swab = 1 no = 0. | 0.000 | Reject H0 |
| The distribution peptic ulcer disease = 1 no = 0 is the same for category positive swab = 1 no = 0. | 0.511 | Assume H0 |
| The distribution liver disease = 1 no = 0 is the same for category positive swab = 1 no = 0. | 0.367 | Assume H0 |
| The distribution hemiplegia = 1 no = 0 is the same for category positive swab = 1 no = 0. | 0.632 | Assume H0 |
| The distribution chronic kidney failure = 1 no = 0 is the same for category positive swab = 1 no = 0. | 0.493 | Assume H0 |
| The distribution after a kidney transplant = 1 no = 0 is the same for category positive swab = 1 no = 0. | 0.784 | Assume H0 |
| The distribution tumour = 1 no = 0 is the same for category positive swab = 1 no = 0. | 0.185 | Assume H0 |
| The distribution metastases = 1 no = 0 is the same for category positive swab = 1 no = 0. | 0.604 | Assume H0 |
| The distribution leukaemia = 1 no = 0 is the same for category positive swab = 1 no = 0. | 0.309 | Assume H0 |
| The distribution lymphoma = 1 no = 0 is the same for category positive swab = 1 no = 0. | 0.735 | Assume H0 |
| The distribution of creatinine the same for category positive swab = 1 no = 0. | 0.380 | Assume H0 |
| The distribution of urea the same for category positive swab = 1 no = 0. | 0.950 | Assume H0 |
| The distribution of HGB the same for category positive swab = 1 no = 0. | 0.822 | Assume H0 |
| The distribution of CRP the same for category positive swab = 1 no = 0. | 0.964 | Assume H0 |
| The distribution of sNIBP the same for category positive swab = 1 no = 0. | 0.470 | Assume H0 |
| The distribution of dNIBP the same for category positive swab = 1 no = 0. | 0.672 | Assume H0 |
| The distribution of HA the same for category positive swab = 1 no = 0. | 0.649 | Assume H0 |
| The distribution pacemaker = 1 no = 0 is the same for category positive swab = 1 no = 0. | 0.737 | Assume H0 |
| The distribution of normal leukocytes is the same for category positive swab = 1 no = 0. | 0.005 | Reject H0 |
a Statistical significance is 0.050; b Asymptotic significance was presented. Source: Own work, based on a table generated by IBM SPSS Statistics v.27 software (IBM, Armonk, NY, USA).