fractures of the femoral shaft in children. incidence, mechanisms, and sociodemographic risk...

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Fractures of the Femoral Shaft in Children. Incidence, Mechanisms, and Sociodemographic Risk Factors* by RICHARD Y. HINTON, ANDREW LINCOLN, MICHELE M. CROCKETT, PAUL SPONSELLER, and GORDON SMITH J Bone Joint Surg Am Volume 81(4):500-7 April 1, 1999 ©1999 by The Journal of Bone and Joint Surgery, Inc.

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Page 1: Fractures of the Femoral Shaft in Children. Incidence, Mechanisms, and Sociodemographic Risk Factors* by RICHARD Y. HINTON, ANDREW LINCOLN, MICHELE M

Fractures of the Femoral Shaft in Children. Incidence, Mechanisms, and Sociodemographic Risk Factors*

by RICHARD Y. HINTON, ANDREW LINCOLN, MICHELE M. CROCKETT, PAUL SPONSELLER, and GORDON SMITH

J Bone Joint Surg AmVolume 81(4):500-7

April 1, 1999

©1999 by The Journal of Bone and Joint Surgery, Inc.

Page 2: Fractures of the Femoral Shaft in Children. Incidence, Mechanisms, and Sociodemographic Risk Factors* by RICHARD Y. HINTON, ANDREW LINCOLN, MICHELE M

Fig. 1 Graph showing age and gender-specific rates of hospitalization from 1990 through 1996 for children living in Maryland who had a femoral shaft fracture (total number of cases, 1485).

RICHARD Y. HINTON et al. J Bone Joint Surg Am 1999;81:500-7

©1999 by The Journal of Bone and Joint Surgery, Inc.

Page 3: Fractures of the Femoral Shaft in Children. Incidence, Mechanisms, and Sociodemographic Risk Factors* by RICHARD Y. HINTON, ANDREW LINCOLN, MICHELE M

Fig. 2 Graph showing the age-group, gender, and race-specific rates of hospitalization from 1990 through 1996 for children living in Maryland who had a femoral shaft fracture (total number of

cases, 1485).

RICHARD Y. HINTON et al. J Bone Joint Surg Am 1999;81:500-7

©1999 by The Journal of Bone and Joint Surgery, Inc.

Page 4: Fractures of the Femoral Shaft in Children. Incidence, Mechanisms, and Sociodemographic Risk Factors* by RICHARD Y. HINTON, ANDREW LINCOLN, MICHELE M

Fig. 3 Bar graph showing external causes of femoral shaft fracture, according to age-group, from 1995 through 1996 for children living in Maryland (total number of cases, 472).

RICHARD Y. HINTON et al. J Bone Joint Surg Am 1999;81:500-7

©1999 by The Journal of Bone and Joint Surgery, Inc.

Page 5: Fractures of the Femoral Shaft in Children. Incidence, Mechanisms, and Sociodemographic Risk Factors* by RICHARD Y. HINTON, ANDREW LINCOLN, MICHELE M

Fig. 4 Bar graph showing external causes of femoral shaft fracture, according to age-group, gender, and race, from 1995 through 1996 for children living in Maryland (total number of cases,

472).

RICHARD Y. HINTON et al. J Bone Joint Surg Am 1999;81:500-7

©1999 by The Journal of Bone and Joint Surgery, Inc.

Page 6: Fractures of the Femoral Shaft in Children. Incidence, Mechanisms, and Sociodemographic Risk Factors* by RICHARD Y. HINTON, ANDREW LINCOLN, MICHELE M

Fig. 5 Scatter plot showing correlations between the rate of femoral shaft fracture and the median annual income in the zip-code areas of the Baltimore metropolitan area from 1990

through 1996.

RICHARD Y. HINTON et al. J Bone Joint Surg Am 1999;81:500-7

©1999 by The Journal of Bone and Joint Surgery, Inc.

Page 7: Fractures of the Femoral Shaft in Children. Incidence, Mechanisms, and Sociodemographic Risk Factors* by RICHARD Y. HINTON, ANDREW LINCOLN, MICHELE M

Fig. 6 Scatter plot showing correlations between the rate of femoral shaft fracture and the percentage of households headed by a single mother in the Baltimore metropolitan area from

1990 through 1996.

RICHARD Y. HINTON et al. J Bone Joint Surg Am 1999;81:500-7

©1999 by The Journal of Bone and Joint Surgery, Inc.