From: New models for prediction of micronuclei formation in nuclear medicine department workers
Patient characteristics | Overall population | Exposed group | Control group | ||||
---|---|---|---|---|---|---|---|
No | % | No | % | No | % | ||
Age categories - decades | 3 - 20 – 29 y | 8 | 8.90 | 4 | 7,41 | 4 | 11,11 |
4 - 30 – 39 y | 20 | 22.20 | 12 | 22,22 | 8 | 22,22 | |
5 - 40 – 49 y | 21 | 23.30 | 16 | 29,63 | 5 | 13,89 | |
6 - 50 – 59 y | 37 | 41.10 | 20 | 37,04 | 17 | 47,22 | |
7 - 60 – 69 y | 4 | 4.40 | 2 | 3,70 | 2 | 5,55 | |
χ 2 | 25.074 | 16.872 | 21.095 | ||||
p | 0.001 | 0.001 | 0.001 | ||||
Sex | Male | 26 | 28.90 | 10 | 18,50 | 16 | 44,44 |
Female | 64 | 71.10 | 44 | 81,50 | 20 | 55.56 | |
χ 2 | 16.044 | 21.407 | 0.444 | ||||
p | 0.001 | 0.001 | 0.505 | ||||
Occupation | Technician | 40 | 44.40 | 22 | 40,70 | 18 | 50,00 |
Lab. worker | 15 | 16.70 | 8 | 14,80 | 7 | 19,44 | |
Doctor | 29 | 32.20 | 18 | 33,30 | 11 | 30,56 | |
Engineer | 6 | 6.70 | 6 | 11,10 | 0 | 0 | |
χ 2 | 30.089 | 13.259 | 5.467 | ||||
p | 0.001 | 0.004 | 0.046 | ||||
MN categories (intervals of 10) per 1000 binuclear cells | 1 cat: 1 – 9 | 43 | 47.80 | 13 | 24,07 | 30 | 83,33 |
2 cat: 10 – 19 | 14 | 15.60 | 8 | 14,81 | 6 | 16,67 | |
3 cat: 20 – 29 | 22 | 24.40 | 22 | 40,74 | 0 | 0 | |
4 cat: 30 – 39 | 10 | 11.10 | 10 | 18,52 | 0 | 0 | |
5 cat: 40 – 49 | 0 | 0 | 0 | 0 | 0 | 0 | |
6 cat: 50 – 59 | 1 | 1.10 | 1 | 1,85 | 0 | 0 | |
χ 2 | 29.444 | 12.602 | 16.000 | ||||
p | 0.001 | 0.001 | 0.001 | ||||
Smoking | Yes | 27 | 30.00 | 17 | 31,50 | 10 | 27,78 |
No | 63 | 70.00 | 37 | 68,50 | 26 | 72,22 | |
χ 2 | 14.400 | 7.407 | 7.111 | ||||
p | 0.001 | 0.006 | 0.008 |