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. 2022 Feb 25;13:1063. doi: 10.1038/s41467-022-28658-1

Table 2.

Prediction of time to egg clearance using pre-treatment (pre-Tx) enterotypes (ET).

Outcome Predictor HR (95% CI)—ET pre-Tx P-value Predictor HR (95% CI)—ET pre-Tx P-value
Trichuris trichiura—ALB-IVE
Time to egg clearance ET 2 2.94 (0.18–47.06) 0.445 ET 3 18.12 (2.33–141.04) 0.005
(ref = ET1) Adjusted for Adjusted for
ALB + IVE Sex 4.47 (0.27–74.91) 0.298 Sex 29.96 (3.48–258.04) 0.001
Age 3.34 (0.19–56.35 0.403 Age 20.01 (2.46–162.89) 0.005
Infection intensity 2.39 (0.15–38.43) 0.536 Infection intensity 18.69 (2.39–145.98) 0.005
Baseline EPG 2.49 (0.16–40.24) 0.518 Baseline EPG 17.96 (2.3–139.74) 0.006
n = 39, events = 13
Trichuris trichiura—ALB
Time to egg clearance ET 2 Not applicable (no patient with ET2 was cured) ET 3 0.61 (0.05–6.69) 0.683
(ref = ET1) Adjusted for Adjusted for
ALB Sex Sex 0.6 (0.05–6.64) 0.678
Age Age 0.99 (0.04–22.11) 0.997
Infection intensity Infection intensity 0.61 (0.06–6.75) 0.688
Baseline EPG Baseline EPG 0.65 (0.06–7.21) 0.723
n = 41, events = 3
Hookworm—ALB+IVE
Time to egg clearance ET 2 0.53 (0.06–4.56) 0.565 ET 3 3.75 (1.28–10.98) 0.016
(ref = ET1) Adjusted for Adjusted for
Sex 0.49 (0.06–4.43) 0.529 Sex 3.45 (1.06–11.28) 0.04
Age 1.05 (0.11–10.2) 0.969 Age 5.67 (1.76–18.28) 0.003
Infection intensity 0.56 (0.07–4.83) 0.599 Infection intensity 3.71 (1.26–10.91) 0.017
Baseline EPG 0.48 (0.06–4.13) 0.505 Baseline EPG 3.1 (1.06–9.12) 0.039
n = 35, events = 17
Hookworm—ALB
Time to egg clearance ET 2 1.55 (0.31–7.71) 0.592 ET 3 1.69 (0.59–4.75) 0.322
(ref = ET1) Adjusted for Adjusted for
Sex 1.57 (0.31–7.81) 0.584 Sex 1.88 (0.63–5.59) 0.257
Age 1.62 (0.29–8.7) 0.577 Age 1.78 (0.52–6.05) 0.357
Infection intensity 1.55 (0.31–7.75) 0.591 Infection intensity 1.67 (0.59–4.7) 0.332
Baseline EPG 1.72 (0.34–8.72) 0.514 Baseline EPG 1.64 (0.58–4.61) 0.350
n = 34, events = 23

Clearance is defined as two consecutive samples with no eggs (Trichuris trichiura or hookworm) detected and an average egg count between days 14 and 28 equal to zero. A significant hazard ratio above one indicates that the patient is reaching the event (clearance of eggs) at a faster rate. ALB-IVE albendazole and Ivermectin, ALB albendazole, ref. reference category, HR (95% CI) hazard ratio (95% confidence interval), Tx treatment.