Table 3. Overall characteristics of Canadian academic orthopaedic surgeons divided by subspecialty.

*Statistically significant with a p-value of <0.05

IQR: interquartile range

Characteristics	Number	H-index, median (IQR)	P-value	Career duration, years, median (IQR)	P-value	M-index, median (IQR)	P-value
All academic specialists	455		0.004*		0.705		0.001*
Arthroplasty	106	9 (3 - 19.25)		21 (12 - 30)		0.52 (0.23 - 1.19)
Foot and ankle	28	3.5 (2 - 7.5)		21 (10 - 29)		0.26 (0.07 - 0.58)
Oncology	16	10 (6 - 25.25)		20 (12 - 28)		0.57 (0.24 - 1.30)
Pediatrics	57	5 (2.5 - 9.5)		20 (11 - 30)		0.30 (0.15 - 0.66)
Spine	61	11 (4.5 - 18.5)		21 (10 - 31)		0.57 (0.25 - 1.07)
Sports	72	9 (4 - 17.5)		19 (12 - 28)		0.53 (0.20 - 0.93)
Trauma	61	10 (5.25 - 18.75)		18 (14 - 26)		0.71 (0.26 - 1.04)
Upper extremity	67	9 (4 - 18)		17 (11 - 24)		0.68 (0.36 - 0.94)
Junior faculty by subspecialty	251		0.048*		0.840		0.125
Arthroplasty	57	4 (2 - 10)		14 (7 - 23)		0.43 (0.13 - 0.93)
Foot and ankle	19	3 (1 - 6)		15 (8 - 23)		0.30 (0.07 - 0.50)
Oncology	9	6 (2.50 - 10)		13 (10 - 20)		0.32 (0.22 - 0.93)
Pediatrics	28	3.5 (1.25 - 5)		11 (7 - 21)		0.23 (0.08 - 0.55)
Spine	30	5.5 (2 - 11)		15 (8 - 26)		0.32 (0.12 - 0.89)
Sports	41	6 (2 - 12)		16 (7 - 22)		0.36 (0.12 - 1.06)
Trauma	25	6 (1 - 11)		16 (13 - 22)		0.40 (0.05 - 1.00)
Upper extremity	42	6 (3 -10)		14 (9 - 20)		0.51 (0.31 - 0.80)
Senior faculty by subspecialty	204		0.013*		0.455		0.011*
Arthroplasty	49	18 (9 - 33.5)		27 (22 - 34)		0.62 (0.33 - 1.41)
Foot and ankle	9	5 (2.5 - 22)		28 (22 - 34)		0.23 (0.08 - 0.93)
Oncology	7	26 (13 - 34)		29 (21 - 35)		0.91 (0.51 - 1.62)
Pediatrics	29	9 (7 - 17)		25 (20 - 34)		0.43 (0.21 - 0.73)
Spine	31	17 (11 - 26)		26 (20 - 32)		0.67 (0.43 - 1.24)
Sports	31	12 (8 - 26)		24 (17 - 32)		0.67 (0.48 - 0.93)
Trauma	23	18 (10 - 31)		24 (15 - 30)		0.86 (0.63 - 1.13)
Upper extremity	25	19 (12 - 26.50)		24 (17 - 33)		0.76 (0.55 - 0.96)