a slight trendp = 0.13
4th Lockdown When comparing the total number of TBIs during the 4th closure, which took place at the turn of the year 2020/21, a slight trend was observed when comparing 2019/20 and 2020/21 (p = 0.13), but no significance could be reached for 2018/19 compared to 2019/20 (p = 0.73).