Table 3.

Descriptive statistics of scapular-humeral angle (SHA), intraprosthetic angle (IPA) and shell–glenoid angle (SGA) in the patients in neutral position (0° abduction) and 90° abduction (or maximal abduction)

	Bipolar arthroplasty		Hemiarthroplasty
	0° abduction	90° abduction	0° abduction	90° abduction
SHA (°)	61.7 ± 12.4	70.2 ± 10.3	50.5 ± 5.2	71.8 ± 12.2
IPA (°)	26.5 ± 14.8	36.9 ± 15.8	n. a.	n. a.
SGA (°)	39.3 ± 16.4	35.0 ± 11.9	9.5 ± 6.9	28.5 ± 6.1

Data are given as mean±standard deviation (n.a.=not applicable)