Estudios originales
Published on 26 de febrero de 2026 | http://doi.org/10.5867/medwave.2026.01.3162
Contextual factors and use of heuristics in the care of critically ill patients by intensivists during the COVID-19 pandemic: a quasi-experimental vignette study in Chile
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Absolute and relative frequencies of heuristic use in responses to each case.
| Time | Wave | Age | Clinical information provided | Absolut n° | Total | Proportion | |||
| 1 | Status quo | A | 10 AM | First | Not evaluated | Not evaluated | 9 | 35 | 25.7% |
| G | 3 AM | First | 21 | 45 | 46.6 % | ||||
| 2 | B | No se evalúa | First | 74 years old | 11 | 45 | 24.4% | ||
| F | Last | 54 years old | 20 | 45 | 44.4% | ||||
| I | First | 54 years old | 26 | 48 | 54.1% | ||||
| M | Last | 74 years old | 14 | 48 | 29.1% | ||||
| 4 | D | First | Not evaluated | Anticoagulation and CT scan request | 35 | 37 | 94.5% | ||
| H | Last | Anticoagulation and CT scan request | 39 | 42 | 92.8% | ||||
| K | Last | Anticoagulation | 4 | 44 | 9.1% | ||||
| N | First | Anticoagulation | 9 | 49 | 18.3% | ||||
| 3 | Representativeness | C | Last | 81 years old | Not evaluated | 4 | 44 | 9.1% | |
| J | First | 45 years old | 28 | 43 | 65.1% | ||||
| L | Last | 45 years old | 40 | 49 | 81.6% | ||||
| P | First | 81 years old | 15 | 50 | 30.0% | ||||
| 5 | Availability | O | First | Not evaluated | 37 | 42 | 88.1% | ||
| E | Last | 31 | 47 | 65.9 % | |||||
AM, before noon. PM, afternoon. CAT, computed axial tomography. N°, number.
Source: Prepared by the authors.