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. Author manuscript; available in PMC: 2017 Jan 1.
Published in final edited form as: Ann Hum Biol. 2015 Jun 12;43(1):85–90. doi: 10.3109/03014460.2014.1002533

Table I.

Proportion of infants with RWG within each age interval by growth reference

Proportion categorized as RWG
Both references CDC reference only WHO standards only n* p-value†
0–3 months 16 (9.9%) 23 (14.3%) 0 161 <0.0001
0–6 months 17 (13.2%) 5 (3.9%) 0 129 0.0625
6–12 months 5 (5.2%) 0 9 (9.3%) 97 0.0039
0–12 months 14 (10.5%) 0 7 (5.2%) 134 0.0156
*

Denominator for each age interval, reflecting attrition and availability of longitudinal data.

†

In the case of the 0–3 month interval, the p-value for McNemar’s chi-square is reported. For all other intervals, the p-values shown are the Exact McNemar’s significance probabilities because the number of discordant pairs for each of these intervals is <10.