Sample characteristics and results for non-parametric group comparison tests (Mann-Whitney and Chi-Square) between pain groups (T3), on socio-demographic, clinical and psychological measures at T1 and T2.
Datasets usually provide raw data for analysis. This raw data often comes in spreadsheet form, but can be any collection of data, on which analysis can be performed.
Note. Continuous variables are presented as median (range); categorical variables are presented as n (%); T1–24 hours before surgery; T2–48 hours after surgery; T3–4–6 months after surgery;1
BMI = body mass index;2
Comorbidities total = number of comorbid health conditions;3
NRS(BPI) = Numerical Rating Scale 0–10 from Brief Pain Inventory;4
Pain Total Interference Scale 0–70 from Brief Pain Inventory (BPI);5
Type of anesthesia: Anesthesia loco-regional alone: BSA or epidural vs Anesthesia loco-regional (BSA or epidural)+peripheral nerve blocks (PNB);6
Pain Frequency: constant pain vs intermittent or brief pain, assessed via frequency subscale of McGill Pain Questionnaire;a
HADS = Hospital Anxiety and Depression Scale;b
IPQ-R = Illness Perception Questionnaire-Revised.