Table 1 Candidate predictors eligible for the selection in the prediction model
From: Development of a clinical prediction rule for sepsis in primary care: protocol for the TeSD-IT study
Type of predictor | Candidate predictor | Measurement method | Measurement unit | Used in |
|---|---|---|---|---|
Clinical feature | Age | Inclusion date minus date of birth | Years | NICE guideline [17] |
Body temperature | Tympanic measurement | °C | ||
Heart rate | IntelliVue MP2/X2 | Beats/min | SIRS, NEWS, NICE guideline | |
Respiratory rate | IntelliVue MP2/X2 or GP assessment | Breaths/min | SIRS, qSOFA, NICE guideline, NEWS | |
Systolic blood pressure | IntelliVue MP2/X2 | mmHg | qSOFA, NEWS, NICE guideline | |
Peripheral oxygen saturation | IntelliVue MP2/X2 | % | NEWS, NICE guideline | |
Mental status | GP assessment | Normal/altered | qSOFA, NEWS, NICE guideline | |
Rapid progression of illness in last 24 h | GP assessment | Yes/no | NICE guideline | |
(History of) rigors in last 24 h | GP assessment | Yes/no | NTS [16] | |
Blood test | C-reactive protein (CRP) | Siemens, ADVIA Chemistry XPT | mg/l | Â |
Lactate | StatStrip Xpress | mmol/l | Â | |
Procalcitonin (PCT) | Siemens, ADVIA Centaur XPT | ng/ml | Â |