Table 3.
Average completion rates across all participating sites of the I-MOVE COVID-19 hospital surveillance network and data submissions of variables analyzed and included in the surveillance bulletins, by category
| Category | Variable | Definition | Average variable completion rates across all sites and data submissions (%) |
|---|---|---|---|
| Patient characteristics | Age | Age of patient | 100 |
| Sex | Sex of patient | 100 | |
| Smoking | Never, former (stopped smoking at least 1 year before inclusion in the study), current smoker | 9 | |
| Pregnant | Whether patient is pregnant | 24 | |
| Residence | Patient residence at time of SARI onset. Whether patient was living at home or was institutionalized, or had pre-hospital dependence on home support/care | 68 | |
| Hcw | Whether the patient is a healthcare worker | 48 | |
| Hospital information | Admitdate | The hospital admission date of each patient | 100 |
| Icuadmitdate | Date first admitted ICU/HDU | 100 | |
| Swabdate | Respiratory specimen collection date | 94 | |
| Dischargedate | Date of hospital discharge | 63 | |
| Icu | Admission to ICU or HDU | 96 | |
| Icudischargedate | Date last discharged from ICU/HDU | 96 | |
| Severity indicators | Vent | Patient’s level of mechanical ventilation. Note that option 1 is for respiratory support level ECMO, option 2 includes any high-flow (6 l/min or higher, including OptiFlow), and option 3 includes any noninvasive, positive pressure ventilator | 84 |
| Outcome | Indicate the outcome of the patient known at the time of data collection | 94 | |
| Deathdate | Date of death | 100 | |
| Deathcause | Cause of death | 100 | |
| Symptoms at admission | Onsetdate | Date of onset of symptoms | 65 |
| Malaise | Malaise | 8 | |
| Headache | Headache | 9 | |
| Cough | Cough | 10 | |
| Sob | Shortness of breath | 10 | |
| Sorethroat | Sore throat | 8 | |
| Myalgia | Myalgia | 9 | |
| Vomit | Vomiting | 8 | |
| Diarr | Diarrhoea | 9 | |
| Abdopain | Abdominal pain | 9 | |
| General_deter | Deterioration of general condition (asthenia or loss of weight or anorexia or confusion or dizziness) | 4 | |
| Suddenonset | Sudden onset | 2 | |
| Ageusia | Loss of sense of taste | 6 | |
| Anosmia | Loss of sense of smell | 6 | |
| Dysgeusia | Distortion of the sense of taste | 1 | |
| Fever | History of fever | 9 | |
| Feverish | Sub-febrility (37–38°C) | 2 | |
| Chills | ‘Chills’, shivering | 2 | |
| Coryza | Coryza | 4 | |
| Dizzy | Dizziness | 3 | |
| Tach | Tachypnoea or signs of low oxygen saturation | 4 | |
| Palp | Palpitations | 2 | |
| Nausea | Nausea | 3 | |
| Nausea_vomit | Nausea and vomit | 3 | |
| Conjunct | Conjunctivitis | 7 | |
| Dermato | Rash or other dermatological manifestations of COVID-19 | 8 | |
| Confusion | Confusion | 9 | |
| Chest | Chest pain | 6 | |
| Underlying chronic conditions | Liverdis | Chronic liver disease (excluding cancer) | 69 |
| Diabetes | Dementia | 70 | |
| Heartdis | Heart/cardiac disease (excluding hypertension) | 72 | |
| Cancer | Cancer (any) | 49 | |
| immuno | HIV (including other immunodeficiency, organ transplantation) | 49 | |
| Lungdis | Lung disease (excluding asthma) | 66 | |
| Rendis | Renal disease (excluding cancer and acute renal failure) | 72 | |
| Dement | Dementia | 48 | |
| Stroke | Stroke | 12 | |
| Rheumat | Rheumatologic disease | 49 | |
| Anaemia | Anaemia/chronic haematologic disease | 12 | |
| Tuberc | Tuberculosis | 6 | |
| Asplenia | Asplenia (absence of/damage to spleen) | 37 | |
| Asthma | Asthma | 71 | |
| Hypert | Hypertension | 58 | |
| Neuromusc | Neuromuscular disorder | 61 | |
| Obese | Obesity (only if height, weight and BMI not collected; can be calculated) | 60 |
Notes: BMI, body mass index; ECMO, extracorporeal membrane oxygenation; HDU, high-dependency unit; ICU, intensive care unit.