Table 2.

Comparison Between 25 Delayed Participants and 36 Not Delayed Participants Based on Interview

DelayedNot
Delayed
Position of flattening
 Flat right occiput1722χ2 = .97
 Flat left occiput514P = .33
Head shape at birth
 Normal1629Fisher
 Asymmetric57P = .74
Helmet used
 Yes1116χ2 = .01
 No1422P = .91
Normal head shape at birth and
 Torticollis1425Fisher
 Other*12P = 1.00
Abnormal head shape at birth  and
 Constraint51Fisher
 Other06P = .015
Antecedents to torticollis
 Known55χ2 = .48
 Unknown920P = .45
Associated anomalies
 Deformation712χ2 = .02
 Malformation510P = .88
Developmental delay considered  in infancy
 Yes31Fisher
 No1014P = .31
Sex of subject
 Male2022χ2 = .12
 Female516P = .12
Breech birth
 Yes2022Fisher
 No516P = .061
  • * Forced sleep position, hemivertebrae, neuromotor dysfunction, unknown.

  • Asymmetric brain, unknown.