TABLE 4.

Change of Surgeons Between Primary and Revision ACLR^a

Variable	Total, n	Different Surgeon, n	Same Surgeon, n	% Different Surgeon	P
Revision ACLR	676	301	375	44.5
Sex
Male	458	204	254	44.5	.991
Female	218	97	121	44.5
Age, y
<20	275	107	168	38.9	.015b
≥20	401	194	207	48.4
Surgeon volume, primary ACLR/y
≤10	104	78	26	75.0	<.001b
11-30	157	93	64	59.2
31-50	215	87	128	40.5
>50	200	43	157	21.5
Time between primary and revision ACLR, y
≤2	383	140	243	36.6	<.001b
>2	293	161	132	55.0
Ethnicity
Maori	93	54	39	58.0	.005b
European	424	176	248	41.5
Pacific	74	33	41	44.6
Asian	37	22	15	59.5
Other	36	11	25	30.6
Unknown	12	5	7	41.7

^aACLR, anterior cruciate ligament reconstruction.

^bUnivariate analysis suggested a statistically significant difference in the proportion of patients who change surgeons for revision procedures between groups (P < .05).