Table 3 Comparison of self-reported history of mopane worm harvesting and respiratory health symptoms by mopane worm sensitisation status
Outcome variables | Prevalence, n (%) | ||
|---|---|---|---|
Sensitised to mopane worm (n = 8) | Not sensitised to mopane worm (n = 9)a | Total (n = 17) | |
History of mopane worm harvesting | |||
Harvest mopane worms | 4 (50) | 6 (67) | 10 (59) |
Duration of harvesting in years, mean (± SD) | 38 (± 9.8) | 15.4 (± 13.8) | 25 (± 16.5) |
Symptoms when harvesting mopane worm (n = 10) | 2 (50) | 4 (67) | 6 (60) |
Respiratory health symptoms | |||
Wheeze* | 4 (50) | 5 (56) | 9 (53) |
Woken up by chest tightness | 2 (25) | 4 (44) | 6 (35) |
Woken by shortness of breath | 3 (38) | 4 (44) | 7 (41) |
Shortness of breath at rest | 4 (50) | 4 (44) | 8 (47) |
Shortness of breath following exercise | 3 (38) | 5 (56) | 8 (47) |
Woken by cough | 5 (63) | 6 (67) | 11 (65) |
Morning phlegm | 4 (50) | 5 (56) | 9 (53) |
Doctor-diagnosed asthma | 1 (13) | 1 (11) | 2 (11) |