Table 1 Descriptive analysis. Sample distribution, mean (SD), median (IQR) and minimum/maximum values for the variables
From: The impact of COVID-19 pandemic on total treatment time of fixed appliances
Time that the treatment was finished | ||
|---|---|---|
Before the pandemic | During the pandemic | |
Sample (n) | Operator 1 (n = 28) Operator 2 (n = 9) Total (n = 37) | Operator 1 (n = 14) Operator 2 (n = 12) Total (n = 26) |
Treatment time Mean (SD) | Operator 1: 25.4 (9.6) Operator 2: 36.8 (7.6) Total: 28.2 (10.3) | Operator 1: 26.4 (8.2) Operator 2: 36.0 (9.3) Total: 30.8 (9.8) |
Sex (M/F) | 13 (35.14%) / 24 (64.86%) | 12 (46.15%) / 14 (53.85%) |
Patients with missing teeth | 5 (13.5%) | 3 (11.5%) |
Missing teeth Median (IQR/Min–Max | 0.0 (0.0)/0–8 | 0.0 (0.0)/0–7 |
Age T0 Median (IQR)/Min–Max | 26.0 (25.0)/10–59 | 14.5 (14.0)/10–55 |
Debonds/breakages Median (IQR)/Min–Max | 3.0 (6.0)/0–25 | 3.0 (8.5)/0–17 |
Absences/misses Median (IQR)/Min–Max | 2.0 (3.0)/0–11 | 6.0(3.7)/0–12 |
PAR T0 Mean (SD)/Min/Max | 17.0 (6.0)/4–31 | 18.8 (6.1)/6–30 |