Table 2 Summary of definitions of adverse events
Author | Event term | Event definition |
|---|---|---|
Handoll (2015) [13] | Avascular necrosis (score 2–0) | Score 2 = no changes/1 = changes to normal trabecular organisation < 50% of humeral head/0 = > 50% of humeral head or partial collapse |
Handoll (2015) [13] | Secondary varus displacement | > 10° |
Kancherla (2017) [39] | Tuberosity displacement | > 5 mm. |
Fang (2017) [29] | Loss of power in arm (grade 0–5) | Medical Research Council Scale (grade 0–5) [47] |
Papakonstantinou (2017) [41] | Delayed union/non-union/prolonged delayed union | Union between 61 and 89 days/when fractures had not united by 90 days/union after 90 days |
Papakonstantinou (2017) [41] | Varus malunion | Neck-shaft angle ≤110° |
Papakonstantinou (2017) [41] | Non-union (indirect definition) | Presence of callus uniting the main fragments of fractures in 3 of the 4 bone cortices |