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Table 5 Proportion of terminal digits for diastolic blood pressure

From: Challenges in standardization of blood pressure measurement at the population level

Device Survey Terminal digit (%) p-value forχ2-test
0 1 2 3 4 5 6 7 8 9
Mercury sphygmomanometer A 21 0 19 0 26 0 18 0 16 0 0.0392
B 35 8 8 5 7 17 6 5 6 4 <0.0001
C 22 0 17 0 19 0 19 0 23 0 0.0317
Omron i-C10 D 15 12 9 9 8 9 10 10 8 9 0.0122
E 11 9 9 9 11 10 9 12 10 11 0.2596
F 11 10 7 10 9 12 11 10 9 10 0.4936
Omron M6 G 10 9 10 10 10 10 10 10 10 10 0.7859
H 9 9 10 12 10 10 10 11 10 9 0.9850
Other Omron models I 12 12 10 11 12 9 9 9 9 8 0.1123
J 11 9 10 11 9 10 10 11 10 9 0.4148
Other brands K 11 11 10 12 9 10 8 8 9 12 0.2285
L 11 9 11 9 11 9 9 11 11 9 0.9030