Table 1.
Mean (SD) | Min | Max | |||
---|---|---|---|---|---|
Age (years) | 16 (1.7) | 12 | 19 | ||
Body surface area (m2) | 1.6 (0.2) | 1.1 | 1.8 | ||
Years of education | 9.7 (1.9) | 4 | 12 | ||
Total hours applying CPF | 13.5 (11.9) | 0 | 41.0 | ||
Total hours applying other pesticides | 15.5 (14.5) | 0 | 59.0 | ||
GM | Min | Max | |||
Peak TCPy (µg/g creatinine) | 862 | 4 | 5,715 | ||
Cumulative TCPy (µg/g creatinine) | 13,641 | 167 | 49,8208 | ||
N (%) | |||||
Applies pesticides at home | 34 (79.1) | ||||
Never smoked cigarettes | 42 (97.7) | ||||
Attire reported as worn while applying: | Always | Often | Sometimes | Seldom | Never |
Long pants (to the feet) | 28 (65.1) | 10 (23.3) | 4 (9.3) | 1 (2.3) | 0 |
Short pants (to the knee) | 1 (2.3) | 2 (4.7) | 1 (2.3) | 19 (44.2) | 20 (46.5) |
Short-sleeved shirt | 2 (4.7) | 1 (2.3) | 6 (14) | 14 (32.6) | 20 (46.5) |
Long-sleeved shirt | 23 (53.5) | 10 (23.3) | 10 (23.3) | ||
Jacket over shirt | 1 (2.3) | 1 (2.3) | 9 (20.9) | 2 (4.7) | 30 (69.8) |
Hat or head covering | 22 (51.2) | 3 (7.0) | 4 (9.3) | 9 (20.9) | 5 (11.6) |
Shoes or boots (not open sandals) | 20 (46.5) | 6 (14.0) | 7 (16.3) | 9 (20.9) | 1 (2.3) |
Sandals (part of feet exposed) | 12 (27.9) | 7 (16.3) | 24 (55.8) | ||
Socks | 10 (23.3) | 4 (9.3) | 7 (16.3) | 10 (23.3) | 12 (27.9) |
Bare Feet | 3 (7.0) | 11 (25.6) | 29 (67.4) | ||
Bandana (neck scarf) over face | 2 (4.7) | 1 (2.3) | 40 (93.0) |
Abbreviations: CPF, chlorpyrifos; Min, minimum; Max, maximum; GM, geometric mean; TCPy, urinary 3,5,6-trichloro-2-pyridinol