Mid-term results of a less-invasive locking plate fixation method for proximal humeral fractures: a prospective observational study

Table 2 ADL score results from follow-up visits for simple and complex fractures and their corresponding p-values

ADL	Before injury	6 weeks	6 months	4.5 years	Before injury – 4.5 years	6 weeks – 6 months	6 months – 4.5 years
All patients	27 ± 5	14 ± 5	20 ± 6	20 ± 8	p < 0.001	p < 0.001	p = 0.049
n = 52	27 ± 5	14 ± 5	20 ± 6	20 ± 8	p < 0.001	p < 0.001	p = 0.049
2-part fracture group	29 ± 1	17 ± 7	22 ± 4	21 ± 8	p = 0.005	p < 0.001	p = 0.258
n = 12	29 ± 1	17 ± 7	22 ± 4	21 ± 8	p = 0.005	p < 0.001	p = 0.258
3- and 4- part fracture group	27 ± 5	13 ± 4	19 ± 7	20 ± 8	p < 0.001	p = 0.016	p = 0.056
n = 40	27 ± 5	13 ± 4	19 ± 7	20 ± 8	p < 0.001	p = 0.016	p = 0.056
Difference between 2- and 3-/4-part fracture groups	p = 0.180	p = 0.021	p = 0.290	p = 0.719

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