Table 4.

Occupation and Risk of Papillary Thyroid Cancer by Tumor Size

Occupation (SOC code)	≤ 1cm			>1cm
	ca/co	OR(95% CI)	P	ca/co	OR(95% CI)	P
General and Operations Managers (11–1021)	3/8	1.11(0.28–4.46)	0.883	7/8	2.75(0.91–8.24)	0.072
Financial Managers (11–3031)	6/7	4.34(1.32–14.31)	0.016	1/7	0.46(0.05–3.97)	0.481
Education, Training, and Library Occupations (25)	30/84	0.95(0.57–1.58)	0.841	23/84	0.60(0.34–1.05)	0.075
Healthcare Practitioners and Technical Occupations (29)	31/38	2.31(1.34–3.97)	0.003	18/38	1.08(0.58–2.00)	0.818
Health Diagnosing and Treating Practitioners (29–1000)	26/26	2.97(1.61–5.47)	0.001	9/26	0.85(0.38–1.91)	0.691
Registered Nurses (29–1141)	15/13	2.97(1.33–6.63)	0.008	5/13	0.99(0.33–2.95)	0.980
Cooks and Food Preparation Workers (35–2000)	2/3	1.72(0.22–13.64)	0.609	5/3	6.68(1.47–30.33)	0.014
Building and Grounds Cleaning and Maintenance Occupations (37)	10/12	2.38(0.94–6.04)	0.069	8/12	1.99(0.74–5.34)	0.174
Building Cleaning and Pest Control Workers (37–2000)	10/9	2.85(1.06–7.64)	0.037	7/9	2.16(0.73–6.38)	0.164
Janitors and Cleaners, Except Maids and Housekeeping Cleaners (37–2011)	2/3	2.76(0.35–21.50)	0.333	5/3	6.67(1.42–31.46)	0.016
Retail Sales Workers (41–2000)	9/19	1.21(0.50–2.91)	0.679	10/19	1.19(0.51–2.77)	0.669
Retail Salespersons (41–2031)	5/9	2.83(0.82–9.74)	0.099	6/9	2.54(0.81–7.98)	0.112
Information and Record Clerks (43–4000)	9/13	1.30(0.53–3.21)	0.566	13/13	2.22(0.97–5.08)	0.061
Customer Service Representatives (43–4051)	6/4	2.47(0.66–9.19)	0.179	8/4	3.91(1.09–13.96)	0.036

^*Adjusted for age, gender, race, education, BMI, family history of thyroid cancer, smoking status, alcohol consumption Bolded values significant at α=0.05