The incidence and risk factors for femoral head necrosis after femoral neck fracture in pediatric patients: a systematic review and meta-analysis

Xin, Pengfei; Li, Ziqi; Pei, Shaoqiang; Shi, Qi; Xiao, Lianbo

doi:10.1186/s13018-023-03502-4

Journal of Orthopaedic Surgery and Research

Table 1 Characteristics of the included studies on the femoral head necrosis after femoral neck fracture

From: The incidence and risk factors for femoral head necrosis after femoral neck fracture in pediatric patients: a systematic review and meta-analysis

Authors	Country	Year	Study design	Patients/fractures (n)	Mean age (years) (range)	Number of AVN	Incidence rate (%)	NOS/IHE score
Li [25]	China	2022	Case–control	28	9.4 (6.2–12.1)	6	21.4	7^a
Wu [26]	China	2020	Case–control	16/17	10.4 (1–14)	4	23.53	7^a
Singh [36]	India	2020	Case–control	32/34	11.7 (4–17)	4	11.76	8^a
Dai [27]	China	2020	Case–control	44	9 (2–14)	14	31.82	8^a
Wang [10]	China	2019	Case–control	239/241	10	59	24.48	8^a
Spence [12]	USA	2016	Case–control	70	13.2 (1.3–18.1)	20	28.57	7^a
Liu [28]	China	2016	Case series	21	15.3 (14–18)	1	4.76	13^b
Stone [32]	USA	2015	Case–control	22	11.5 (4.5–17.4)	8	36.36	7^a
Patrick [33]	USA	2015	Case–control	43/44	0.9–17	9	20.45	6^a
Bukva [39]	Serbia	2015	Case–control	28	10.7 (4–14)	11	39.29	6^a
Hajdu [40]	Austria	2011	Cross-sectional	8	11.6 (3–15)	1	12.50	9^a
Bali [37]	India	2011	Case series	36	10 (3–16)	7	19.44	11^b
Dendane [41]	Morocco	2010	Case series	21	12.1 (5–16)	7	33.33	13^b
Inan [16]	Turkey	2009	Case–control	39	11.1 (4–16)	11	28.21	8^a
Varshney [15]	India	2009	Case–control	21	11.8 (5–15)	3	14.29	8^a
Qi [29]	China	2008	Case series	23	10.2 (5–16)	3	13.04	11^b
Shrader [14]	USA	2007	Case series	20	11 (4–15)	2	10.00	15^b
Togrul [38]	Turkey	2005	Cross-sectional	61/62	10.2 (2–14)	9	14.52	10^b
Mirdad [42]	Saudi Arabia	2002	Case series	14	9.1 (4–16)	7	50.00	9^b
Flynn [34]	USA	2002	Case series	18	8 (2–13)	1	5.56	11^b
Bagatur [5]	Turkey	2002	Case series	17	11 (7–14)	9	52.94	9^b
Song [9]	USA	2001	Case series	13	5–16	0	0.00	10^b
Morsy [43]	Egypt	2001	Case series	53	10.2 (3–16)	21	39.62	9^b
Pape [44]	Germany	1999	Case series	28	11.8 (1–15)	3	10.71	12^b
Cheng [30]	China	1999	Case series	14	3–16	0	0.00	12^b
Ng [45]	Canada	1996	Retrospective cohort	32	9.5 ± 5	9	28.13	8^a
Davison [2]	USA	1992	Case series	19	11 (1–16)	9	47.37	8^b
Canale [35]	USA	1977	Case series	60/61	9.7 (0.5–17)	26	42.62	8^b
Lam [31]	China	1971	Case series	75	0.7–17	11	14.67	10^b
Ratliff [20]	UK	1962	Case series	71	< 17	30	42.25	9^b

AVN avascular necrosis, NA missing value
^aNOS = Newcastle–Ottawa Scale (0–9 points)
^bIHE = Institute of Health Economics(0–20 points); The higher the score, the higher the quality of the study

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ISSN: 1749-799X

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