Table 5 Risk factors and alpha angles in the 6th-month follow-up
From: Clinical and sonographic improvement of developmental dysplasia of the hip: analysis of 948 patients
Risk factor (n) | p value | Alpha angle in the 6th-month control (degrees) | p value in multivariable design | |
|---|---|---|---|---|
Under 60 | 60 or over | |||
First clinical status | 0.003 | 0.171 | ||
Ortolan+ (319) | 26 (8.2%) | 293 (91.8%) | ||
Barlow+ (195) | 7 (3.6%) | 188 (96.4%) | ||
Minor looseness (242) | 5 (2.1%) | 237 (97.9%) | ||
Positive family history | 0.344 | 0.302 | ||
Yes (115) | 7 (6.1%) | 108 (93.9%) | ||
No (375) | 15 (4.0%) | 360 (96%) | ||
Sex | 0.070 | 0.093 | ||
Boy (222) | 6 (2.7%) | 216 (97.3%) | ||
Girl (550) | 32 (5.8%) | 518 (94.2%) | ||
Treatment method | 0.186 | 0.454 | ||
IS (428) | 27 (6.3%) | 401 (93.7%) | ||
DS (150) | 6 (4.0%) | 144 (96%) | ||
WW (194) | 5 (2.6%) | 189 (97.4%) | ||
Breech presentation | 0.047 | 0.384 | ||
No (506) | 30 (5.9%) | 476 (94.1%) | ||
Yes (261) | 7 (2.7%) | 254 (97.3%) | ||
First born | 0.357 | |||
Birthweight | 0.569 | |||
Gestational age | 0.597 | |||