Table 3 Prevalence of G6PD deficiency among children in Hodeidah according to the cut-off activities used to determine the enzyme deficiency
G6PD activity cut-offa | N | Prevalence of G6PD deficiency % (95Â % CI) | |||||
|---|---|---|---|---|---|---|---|
≤10 % (≤0.5 U/gHb) | ≤20 % (≤1.0 U/gHb) | ≤30 % (≤1.5 U/gHb) | ≤40 % (≤2.0 U/gHb) | ≤50 % (≤2.5 U/gHb) | ≤60 % (≤3.0 U/gHb) | ||
Overall | 400 | 2.3 (1–4) | 8.3 (6–11) | 9.5 (7–13) | 10.3 (8–14) | 11.3 (9–15) | 12.0 (9–16) |
Gender | Â | Â | Â | Â | Â | Â | Â |
 Male | 219 | 2.7 (1–6)** | 11.4 (8–16) | 12.8 (9–18) | 13.2 (9–18) | 13.7 (10–19)** | 14.2 (10–19)** |
 Female | 181 | 1.7 (1–5) | 4.4 (2–8) | 5.5 (3–10) | 6.6 (4–11) | 8.3 (5–13) | 9.4 (6–15) |
District of residence | Â | Â | Â | Â | Â | Â | Â |
 Al Marawi’ah | 259 | 1.2 (0–3) | 5.4 (3–9) | 6.6 (4–10) | 7.7 (5–12) | 8.9 (6–13) | 9.3 (6–13) |
 Ad Durayhimi | 141 | 4.3 (2–9)# | 13.0 (9–20) | 14.9 (10–22) | 14.9 (10–22) | 16.6 (11–22) | 17.0 (12–24) |
Consanguinity between parents | Â | Â | Â | Â | Â | Â | Â |
 Yes | 157 | 4.5 (2–9) | 13.4 (9–20) | 14.0 (9–20) | 14.0 (9–20)# | 15.9 (11–22) | 17.2 (12–24) |
 No | 243 | 0.8 (0–3) | 4.9 (3–8) | 6.6 (4–10) | 7.8 (5–12) | 8.2 (5–12) | 8.6 (6–13) |