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. Author manuscript; available in PMC: 2016 Mar 24.
Published in final edited form as: Arch Otolaryngol Head Neck Surg. 2010 Feb;136(2):178–182. doi: 10.1001/archoto.2009.220

Table 1.

Age corrected polychoric correlations for tinnitus between members of nuclear families

Family relation Polychoric correlation (95% CI) Number of observations*
Mother – son 0.052 (0.010, 0.094) 7970
Mother – daughter 0.068 (0.023, 0.112) 7855
Father – son 0.060 (0.013, 0.106) 5907
Father – daughter 0.012 (−0.038, 0.061) 5875
Sisters 0.074 (−0.007, 0.148) 2739
Brothers 0.141 (0.077, 0.207) 3137
Different-sex siblings 0.062 (0.010, 0.144) 5622
Spouses 0.044 (0.011, 0.075) 12940
*

The same person can be included in more than one family relation.