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Table 1 The Fabellar prevalence a

From: The prevalence and parameters of fabella and its association with medial meniscal tear in China: a retrospective study of 1011 knees

 

Absent

Present

P value

Gender

Male

265 (57.0)

200 (43.0)

0.051

Female

344 (63.0)

202 (37.0)

Side

Right

303 (57.5)

224 (42.5)

0.063

Left

306 (62.3)

178 (36.8)

ACL rupture

Yes

30 (65.2)

16 (34.8)

0.658

No

579 (60.0)

386 (40.0)

PCL rupture

Yes

6 (50.0)

6 (50.0)

0.466

No

603 (60.4)

396 (39.6)

MM tear

Yes

61 (33.3)

122 (66.7)

 < 0.001

No

548 (66.2)

280 (33.8)

LM tear

Yes

63 (57.3)

47 (42.7)

0.507

No

545 (60.6)

355 (39.4)

Age groupb

 ≤ 20

58 (75.3)

19 (24.7)

 < 0.001

21–30

136 (71.6)

54 (28.4)

31–40

174 (65.7)

91 (34.3)

41–50

114 (58.2)

82 (41.8)

51–60

77 (57.5)

57 (42.5)

 ≥ 61

50 (33.6)

99 (66.4)

Overall

609 (60.2)

402 (39.8)

-

  1. aValues are presented as n (%). P values refer to chi-square test for pooled values. ACL anterior cruciate ligament, PCL posterior cruciate ligament, MM medial meniscus, LM lateral meniscus
  2. br = 0.237, P < 0.001, Spearman nonparametric correlation test