Table 1

Distribution of radiographic scores

Score assignedNumber of subjects
Profusion score
    0/0 1 7
    0/1 2 6
    1/0 311
    1/1 4 2
    1/2 5 1
    2/1 6 3
    2/2 7 3
    2/3 8 0
    3/2 9 2
    3/310 3
    3/411 0
Small opacities
    Nil 7
    Predominantly s (s/s or s/t)17
    Predominantly t (t/s or t/t or t/u)14
Number of zones affected
    0 0 6
    1 1 2
    2 212
    3 3 7
    4 4 8
    5 5 3
    6 6 0
Sum of left and right pleural thickening score
    0 3
    1 1
    2 2
    3 2
    4 8
    5 4
    6 3
    7 2
    8 1
    9 4
    10 0
    11 0
    12 7
    13 1