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

Table 15. IgM ELISA cut-off point results against population parameters, univariate analysis including stratification by sex.

  Sex
(Row%)
(Col%)
Weight*
(95% CI)
UGV-1: N = 69; UHV- NP, UHV-1 NP-C: N = 70
Age**(n)
(95% CI)
UGV-1: N = 66; UHV-1 NP, UHV-1 NP-C: N = 67
  M F Total M F Total M F Total
UGV- 1
IgM ELISA
-ve
14
(41.18%)
(41.18%)
20
(58.82%)
(57.14%)
34
(100.00%)
(49.28%)
2.623
(2.204–3.120)
3.771
(2.867–4.962)
3.248
(2.712–3.889)
5.000 (13)
(3.983–6.017)
4.750 (20)
(4.145–5.355)
4.848 (33)
(4.338–5.359)
UGV-1
IgM ELISA
+ve
20
(57.14%)
(58.82%)
15
(42.86%)
(42.86%)
35
(100.00%)
(50.72%)
1.724
(1.424–2.087)
3.949
(3.089–5.048)
2.459
(2.008–3.011)
3.889 (18)
(3.167–4.610)
4.867 (15)
(4.060–5.674)
4.333 (33)
3.797–4.870)
Total 34
(49.28%)
100.00%)
35
(50.72%)
(100.00%)
69
(100.00%)
(100.00%)
2.049
(1.770–2.372)
3.938
(3.287–4.719)
2.820
(2.461–3.233)
4.355 (31)
(3.759–4.950)
4.800 (35)
(4.338–5.262)
4.595 (66)
(4.225–5.957)
χ2 = 1.7590, p = 0.185 t = 3.2678, df = 32
p<0.01
t = -0.2540, df = 33
p = 0.818
t = 2.0827, df = 67
p<0.05
t = 1.968, df = 29
p = 0.0578
t = -0.2502, df = 33
p = 0.8040
t = 1.417, df = 67
p = 0.161
UHV-1 NP
IgM ELISA
-ve
27
(50.00%)
(79.41%)
27
(50.00%)
(75.00%)
54
(100.00%)
(77.14%)
2.042
(1.757–2.374)
3.841
(3.109–4.746)
2.801
(2.404–3.263)
4.280 (25)
(3.633–4.927)
4.778 (27)
(4.237–5.319)
4.538 (52)
(4.128–4.949)
UHV-1 NP
IgM ELISA
+ve
7
(43.75%)
(20.59%)
9
(56.25%)
(25.00%)
16
(100.00%)
(22.86%)
2.075
(1.212–3.553)
4.245
(2.764–6.521)
3.104
(2.183–4.413)
4.667 (6)
(2.603–6.730)
5.111 (9)
(3.994–6.228)
4.629 (15)
(4.034
(4.260–4.994)
χ2 = 0.1930, p = 0.660 t = -0.0881, df = 32
p = 0.9304
t = -0.4807, df = 34
p = 0.6338
t = -0.6185, df = 68
p = 0.538
t = -0.5174, df = 29
p = 0.6088
t = -0.6237, df = 34
p = 0.5370
t = -0.893, df = 65
p = 0.375
UHV-1 NP-C
IgM ELISA
-ve
21
(48.84%)
(61.76%)
22
(51.16%)
(61.11%)
43
(100.00%)
(61.43%)
2.155
(1.812–2.564)
3.754
(3.003–4.602)
2.863
(2.436–3.364)
4.350 (20)
(3.617–5.083)
4.682 (22)
(4.200–5.163)
4.524 (42)
(4.109–4.938)
UHV-1 NP-C
IgM ELISA
+ve
13
(48.15%)
(38.24%)
14
(51.85%)
(38.89%)
27
(100.00%)
(38.57%)
1.888
(1.414–2.521)
4.247
(3.018–5.978)
2.875
(2.204–3.750)
4.364 (11)
(3.152–5.576)
5.143 (14)
(4.134–6.152)
4.800 (25)
(4.065–4.994)
χ2 = 0.0032, p = 0.955 t = 0.8911, df = 32
p = 0.3795
t = -0.6709, df = 34
p = 0.5068
t = -0.295, df = 68
p = 0.797
t = -0.022, df = 29
p = 0.9826
t = -0.9792, df = 34
p = 0.3344
t = -0.723, df = 65
p = 0.472
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