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. 2019 Sep 9;14(9):e0221863. doi: 10.1371/journal.pone.0221863

Table 14. IgY ELISA cut-off point results against population parameters, univariate analysis including stratification by sex.

  Sex
(Row%)
(Col%)
Weight*
(95% CI)
N = 70
Age**(n)
(95% CI)
N = 67
  M F Total M F Total M F Total
UGV- 1
IgY ELISA
-ve
20
(55.56%)
(58.82%)
16
(44.44%)
(44.44%)
36
(100.00%)
(51.43%)
1.809
(1.484–2.206)
2.788
(2.167–3.588)
2.193
(1.858–2.589)
3.947 (19)
(3.220–4.674)
4.063 (16)
(3.568–4.557)
4.000 (35)
(3.567–4.329)
UGV-1
IgY ELISA
+ve
14
(41.18%)
(41.18%)
20
(58.82%)
(55.86%)
34
(100.00%)
(48.57%)
2.448
(1.995–3.004)
5.192
(4.283–6.293)
3.809
(3.159–4.594)
5.000 (12)
(3.951–6.049)
5.500 (20)
(4.865–6.135)
5.313 (32)
(4.783–5.842)
χ2 = 1.4473, p = 0.229 t = -2.1855, df = 32
p<0.05
t = -4.2166, df = 34
p<0.001
t = -4.480, df = 68
p<0.0001
t = -1.8251, df = 29
p = 0.0783
t = -3.609, df = 34
p<0.005
t = -3.935, df = 65
p<0.001
UHV-1 NP
IgY ELISA
-ve
23
(48.94%)
(67.65%)
24
(51.06%)
(66.67%)
47
(100.00%)
(67.14%)
2.005
(1.666–2.412)
3.711
(2.930–4.701)
2.745
(2.313–3.259)
4.500 (22)
(3.819–5.181)
4.750 (24)
(4.163–5.337)
4.630 (46)
(3.865–5.373)
UHV-1 NP
IgY ELISA
+ve
11
(47.83%)
(32.35%)
12
(52.17%)
(33.33%)
23
(100.00%)
(32.86%)
2.145
(1.622–2.837)
4.436
(3.268–6.020)
3.134
(2.442–4.020)
4.000 (9)
(2.562–5.438)
5.083 (12)
(4.207–5.959)
4.619 (21)
(3.865–5.374)
χ2 = 0.076, p = 0.930 t = -0.4349, df = 32
p = 0.6667
t = -0.9422, df = 34
p = 0.3527
t = -0.894, df = 68
p = 0.3746
t = 0.773, df = 29
p = 0.4458
t = -0.6797, df = 34
p = 0.5013
t = 0.285, df = 65
p = 9774
UHV-1 NP-C
IgY ELISA
-ve
21
(47.73%)
(61.76%)
23
(52.27%)
(63.89%)
44
(100.00%)
(62.86%)
2.121
(1.745–2.576)
3.861
(3.086–4.831)
2.901
(2.446–3.440)
4.526 (19)
(3.784–5.269)
4.739 (23)
(4.265–5.213)
4.643 (42)
(4.237–5.049)
UHV-1 NP-C
IgY ELISA
+ve
13
(50.00%)
(38.24%)
13
(50.00%)
(36.11%)
26
(100.00%)
(37.14%)
1.938
(1.508–2.492)
4.079
(2.870–5.798)
2.812
(2.186–3.618)
4.083 (12)
(2.951–5.215)
5.077 (13)
(3.989–6.165)
4.600 (25)
(3.846–5.354)
χ2 = 0.0338, p = 0.854 t = 0.6009, df = 32
p = 0.5521
t = -0.2922, df = 34
p = 0.7718
t = 0.2146, df = 68
p = 0.831
t = 0.7342, df = 29
p = 0.4687
t = -0.7021, df = 34
p = 0.4874
t = 0.112, df = 35
p = 0.914
Total 34
(48.57%)
(100.00%)
36
(51.43%)
(100.00%)
70
(100.00%)
(100.00%)
2.049
(1.770–2.372)
3.938
(3.287–4.719)
2.867
(2.497–3.293)
4.355 (31)
(3.759–4.950)
4.861 (36)
(4.395–5.327)
4.626 (67)
(4.260–4.994)

*Kg, geometric mean

**Mean Years