Table 1 Demographics and clinical characteristics of study patients
|  | ND, n = 12 | nND, n = 7 |
|---|---|---|
Gender | ||
 Male | 7 | 4 |
 Female | 5 | 3 |
Age | Â | Â |
 31–60 | 5 | 4 |
 60 +  | 7 | 3 |
Sample Year | ||
 2019 | 3 | 3 |
 2020 | 7 | 3 |
 2021 | 0 | 1 |
 2022 | 2 | 0 |
Ward Type | ||
 Department of ID | 6 | 3 |
 Department of PCCM | 4 | 1 |
 ICU | 1 | 1 |
 Others | 1 | 2 |
 Mean departments experienced before definite diagnosis | 1.5 | 1.43 |
Main Complaint | ||
 Cough | 9 | 3 |
 Hemoptysis | 2 | 1 |
 Pyrexia | 1 | 4 |
 Dyspnea | 2 | 1 |
 Asymptomatic | 2 | 1 |
 Smoking History | 4 | 0 |
 Immunocompromised | 3 | 3 |
 Solid organ transplantation | 1 | 0 |
 Immunosuppressive agents usage | 1 | 1 |
 Chemo- or radiation therapy of malignancy | 1 | 2 |
Previous Medical History | ||
 Hepatobiliary disease | 7 | 4 |
 Urological disease | 6 | 3 |
 Bronchiectasia | 3 | 2 |
 Diabetes | 0 | 2 |
 Hypertension | 2 | 1 |
 COPD | 1 | 0 |
 Means days between admission and mNGS detected | 6.25 | 10.29 |
Outcomes | ||
 Relieved | 10 | 6 |
 Against-advice discharged | 2 | 1 |