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Table 3 Association of parameters related to sleep disturbance to categorical risk factors

From: Genetic influences on the onset of obstructive sleep apnoea and daytime sleepiness: a twin study

  logAHI logRDI logODI
Wilks’-lambda P Wilks’-lambda P Wilks’-lambda P
Sex 0.984 0.206 0.984 0.162 0.963 0.032
Smoking 0.988 0.216 0.979 0.107 0.997 0.539
  1. The calculated values are Wilks’-lambda and associated p-value
  2. AHI apnoea-hypopnoea index, ODI oxygen desaturation index, RDI respiratory disturbance index