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Table 1 Relative risks (RR) of BA in query populations compared to control populations

From: Genetic investigation into an increased susceptibility to biliary atresia in an extended New Zealand Māori family

Query population Control population Relative Rate
J-group Only
(n = 7/843)
Iwi (excluding J-group)
(n = 4/9079)
RR: 19
P < 0.001, χ2 = 42.69
95% CI 5–64
J-group Only
(n = 7/843)
All Māori BA (including non-J-group iwi)
(n = 53/308,415)
RR: 48
P < 0.001, χ2 = 284.19
95% CI 22–105
J-group Only
(n = 7/843)
All Māori BA (excluding iwi)
(n = 49/299,336)
RR: 50
P < 0.001, χ2 = 296.12
95% CI 23–111
Iwi (Including J-group)
(n = 11/9922)
All Māori BA (excluding iwi)
(n = 49/299,336)
RR: 7
P < 0.001, χ2 = 44.15
95% CI 4–13
Iwi (excluding J-group)
(n = 4/9079)
All Māori BA (excluding iwi)
(n = 49/299,336)
RR: 3
P = 0.048, χ2 = 3.93
95% CI 1–7