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. 2022 Jan 17;3(1):42–53. doi: 10.1302/2633-1462.31.BJO-2021-0138

Table V.

Types of foot and ankle procedures undertaken between June and December in 2019 and 2020, before and after the first COVID-19 lockdown.

Foot & ankle Jun July Aug Sept Oct Nov Dec
2019 2020 2019 2020 2019 2020 2019 2020 2019 2020 2019 2020 2019 2020
N 14 16 34 39 54 37 20 37 34 45 36 41 24 12
Mean age, yrs 60.71 43.07 49.52 55.39 57.5 61.00 64.79 55.58 58.9 48.83 53.63 48.32 56.82 54.32
SD 21.13 13.26 21.04 17.46 16.73 14.15 13.32 16.09 18.77 16.89 18 17.11 12.47 11.72
Range 26.05 to 88.52 17.07 to 59.91 17.35 to 84.23 17.54 to 84.84 19.86 to 85.63 22.59 to 88.24 36.76 to 83.2 16.89 to 80.68 21.56 to 91.61 16.42 to 81.76 16.04 to 79.82 17.79 to 82.93 38.25 to 86.43 36.17 to 80.40
Mean BMI, kg/m2 26.5 N/A 27.96 28.88 27.41 28.46 29.8 29.70 25.9 30.21 31.67 30.59 29 28.24
SD 4.72 N/A 5.59 7.16 4.35 5.96 5.07 6.22 3.87 6.22 4.04 8.64 N/A 4.66
Range 20 to 38 N/A 18 to 37 0 to 35.11 21 to 35 19 to 40.77 23 to 36 21.15 to 50.7 19 to 31 20.12 to 45.45 28 to 36 19.61 to 50.87 29 to 29 21.12 to 33.77
ASA grade, n
1 6 13 17 15 14 10 7 6 10 22 14 16 7 2
2 8 3 16 19 31 21 11 27 19 19 17 12 12 4
3 0 0 1 5 5 5 0 4 3 4 5 13 3 2
4 0 0 0 0 0 0 0 0 1 0 0 0 0 0

ASA, American Society of Anesthesiologists; SD, standard deviation.