Clinical Study

Effects of Juvenile Idiopathic Arthritis on Kinematics and Kinetics of the Lower Extremities Call for Consequences in Physical Activities Recommendations

Table 2

Kinematic parameters in pelvis, knee, and ankle Joint ( : statistically significant; NS: not significant).

Control group ( = 20)Mean (SD)JIA-Patients ( = 36)Mean (SD) -Test

Pelvic Tilt-Average[ ]10,83,914,25,9,027
Pelvic Obliquity (ROM ( - ))[ ]3,61,22,71,5,022
Pelvic Obliquity ROM[ ]11,25,112,45,4NS

Hip Flex/Ext-max. extension[ ]5,85,4 ,78,3,002
Hip Flex/Ext-max. flexion[ ]38,24,039,67,4NS
Hip Flex/Ext-ROM[ ]44,03,338,85,9,001
Hip Abd/Add-max.Abd[ ]6,02,84,22,0,009
Hip Abd/Add-max.Add[ ]7,82,67,23,0NS
Hip Abd/Add-ROM[ ]13,83,511,43,4,019

Knee Flex/Ext- [ ]12,73,212,44,8NS
Knee Flex/Ext- [ ]24,64,323,14,9NS
Knee Flex/Ext- [ ]8,84,413,44,9,001
Knee Flex/Ext- [ ]65,53,059,76,2,000
Knee Flex/Ext (ROM ( - ))[ ]12,02,310,73,9NS
Knee Flex/Ext (ROM ( - ))[ ]15,83,29,74,5,000
Knee Flex/Ext (ROM ( - ))[ ]56,73,846,48,3,000

Ankle Dorsi/Plan- [ ]4,22,62,63,9NS
Ankle Dorsi/Plan- [ ],62,8 ,53,2NS
Ankle Dorsi/Plan- [ ]17,92,818,93,2NS
Ankle Dorsi/Plan- [ ] 13,04,5 6,710,0,010
Ankle Dorsi/Plan-(ROM ( - ))[ ]3,61,33,11,8NS
Ankle Dorsi/Plan-(ROM ( - ))[ ]17,43,019,44,0NS
Ankle Dorsi/Plan-(ROM ( - ))[ ]31,04,925,67,9,008

Plantar Angle-Initial Contact[ ] 106,92,6 103,94,8,012
Plantar Angle-max (swing phase)[ ] 20,44,1 30,111,7,001
Foot-Flat (± )[%]23,74,827,78,0,045