Table 3.

All Shoulder Injury Diagnoses in Professional Baseball Batters

	Diagnosis	N	%	Age	Total DM∗	Mean DM∗	SD	Min	Max	Med	% Requiring Surgery	% Season Ending	% Recurrent
1	Rotator cuff Injury	790	23.1%	23.1	13,650	18.5	35.9	1	325	6	4.3%	6.7%	1.5%
2	Other shoulder injury	553	16.2%	22.4	11,175	22.2	41.9	1	342	7	4.9%	8.9%	1.8%
3	Impingement/SA bursitis	492	14.4%	22.9	11,039	24.4	48.3	1	319	7	4.7%	7.9%	2.8%
4	Contusion - shoulder	477	14.0%	23.9	3,590	7.6	21.9	1	267	2	1.0%	1.5%	0.2%
5	LHBT injury	304	8.9%	21.9	4,904	17.2	33.4	1	317	7	3.0%	6.3%	2.0%
6	Anterior instability with labral tear	235	6.9%	22.4	9,466	52.3	69.4	1	320	23	28.5%	23.8%	9.4%
7	AC joint sprain	155	4.5%	25.1	3,282	22.5	35.7	1	320	12	2.6%	5.8%	0.0%
8	SLAP tear	102	3.0%	22.9	5,637	85.4	85.1	1	350	45.5	45.1%	35.3%	10.8%
9	Deltoid strain	71	2.1%	21.3	974	13.9	30.0	1	159	4	4.2%	1.4%	2.8%
10	Posterior instability	68	2.0%	22.4	2,118	35.3	57.3	1	242	13	13.2%	11.8%	7.4%
11	MDI	41	1.2%	23.1	640	17.8	32.6	1	167	6	14.6%	12.2%	12.2%
12	Pectoralis injury	34	1.0%	21.7	254	7.9	11.1	1	42	3	5.9%	5.9%	0.0%
13	Rhomboid strain	34	1.0%	24.0	488	14.4	28.9	1	157	4.5	0.0%	0.0%	0.0%
14	Batter’s shoulder	13	0.4%	19.5	577	44.4	61.7	3	204	18	15.4%	15.4%	7.7%
15	SC joint sprain	13	0.4%	24.8	260	21.7	34.7	1	125	10.5	0.0%	7.7%	0.0%
16	Scapulothoracic dysfunction	11	0.3%	23.7	186	18.6	15.3	1	46	21	0.0%	9.1%	0.0%

AC, acromioclavicular; DM, day(s) missed; LHBT, long head biceps tendon; Max, maximum; MDI, multidirectional instability; Med, median; Min, minimum; SA, subacromial; SC, sternoclavicular; SD, standard deviation.

^∗Days missed calculations do not include season-ending injuries.