. 2016 Sep 6;74(1):38. doi: 10.1186/s13690-016-0149-5

Table 4.

Comparison of health center agreement for referrals in health zones where mothers or community health workers performed malnutrition screening, Mirriah District, Niger between June 2013 and April 2014

Type of Referral	Mothers Zone	Community Health Workers Zone	Risk Ratio^a	Risk Difference	p-value
Type of Referral	Mothers Zone	Community Health Workers Zone	[95 % CI]	[95 % CI]	p-value
MUAC <115 mm	721/956 (75.42 %)	221/551 (40.11 %)	1.88 [1.69; 2.10]	35.31 % [30.39; 40.23]	<0.0001^b
Edema	42/89 (47.19 %)	1/5 (20.00 %)	2.36 [0.40; 13.81]	27.19 % [−9.37; 63.75]	0.4771^c

MUAC mid-upper arm circumference, CHW Community Health Worker

^aRisk Ratio: The ratio of the proportion in agreement in the Mothers Zone to the proportion in agreement in the CHWs Zone

Risk Difference: The difference between the proportion in agreement in the Mothers Zone and the proportion in agreement in the CHWs Zone

^bTwo-tailed p-value for Yates corrected chi-square test. (In Mothers Zone: red MUAC found by mother versus red MUAC found by health center agent; in CHWs Zone: red MUAC found by CHW versus red MUAC found by health center agent.)

^cTwo-tailed p-value for Fisher exact test (In Mothers Zone: edema found by mother versus edema found by health center agent; in CHWs Zone: edema found by CHW versus edema found by health center agent.)