Table 6

Significant predictors of naphthalene concentrations in post-exposure breath of fuel maintenance workers

EffectnEstimateSEp value
AIR, concentration of naphthalene in air; IRRITATION, reported skin irritation; PURGE, method of purging vapour from fuel tank; HOWENTER, method of entering fuel tank; TEMPERATURE, ambient temperature.
Intercept107−0.8260.4310.0584
AIR ln(µg/m3)1070.2900.063<0.0001
IRRITATION0.0466
    Yes 57 0.262 0.130 0.0466
    No 50 0
PURGE0.0020
    Blow 93 0
    Exhaust 10 0.700 0.194 0.0005
    Combination 4 0.133 0.289 0.6469
HOWENTER<.0001
    Did not 17 −0.385 0.223 0.0870
    From top 37 −0.713 0.160 <0.0001
    From bottom 53 0
TEMPERATURE0.0235
    10–21°C 7 −0.707 0.253 0.0063
    21–32°C 75 −0.164 0.134 0.2230
    >32°C 25 0