. Author manuscript; available in PMC: 2020 Jan 1.

Published in final edited form as: Am J Ind Med. 2018 Dec 5;62(1):59–68. doi: 10.1002/ajim.22928

Table II.

Agreement Between Autocoded and Manually Coded SOC Codes From Pooled Upper Extremity Study (Cohort 1), United States, 2001 – 2010, and From the Show-ME Study (Cohort 2), Missouri, 2012 – 2013

				SOC Major group (2-digit)				Detailed SOC (6-digit)
Program	Data Source	Input Variables	Confidence Score	N coded	% coded	Kappa	Effectiveness^a	N coded	% coded	Kappa	Effectiveness^a
NIOCCS	Cohort 1	Occupation and NAICS	All (90–100)	1542	84.59	0.76	67.42	1530	83.93	0.41	34.56
			Less than 100	681	37.36	0.70		674	36.97	0.31
			100	861	47.23	0.80		856	49.96	0.48
		Occupation	All (90–100)	573	31.43	0.75	24.30	559	30.66	0.52	16.07
			Less than 100	178	9.76	0.61		169	9.27	0.38
			100	395	21.67	0.81		390	21.39	0.57
	Cohort 2	Occupation and NAICS	All (90–100)	1189	79.48	0.79	64.04	1141	76.27	0.57	44.39
			Less than 100	403	26.94	0.62		385	25.74	0.40
			100	786	52.5	0.87		756	50.53	0.66
		Occupation	All (90–100)	675	45.12	0.82	37.77	669	44.72	0.63	28.74
			Less than 100	214	14.30	0.61		208	13.90	0.45
			100	461	30.82	0.92		461	30.82	0.71
SOCcer	Cohort 1	Occupation and SIC	All (0–1)	1823	100.00	0.56	62.42	1823	100.00	0.31	31.32
			Less than 0.2	706	38.73	0.38		706	38.73	0.19
			0.2 to 0.4	428	23.48	0.59		428	23.48	0.20
			Greater than .4	689	37.79	0.68		689	37.79	0.49
			90–100 in NIOCCS	1542	84.59	0.58		1530	83.93	0.33
		Occupation	All (0–1)	1823	100.00	0.55	61.22	1823	100.00	0.30	30.55
			Less than 0.2	1070	58.69	0.44		1070	58.69	0.18
			0.2 to 0.4	326	17.88	0.72		326	17.88	0.43
			Greater than .4	427	23.42	0.64		427	23.42	0.48
			90–100 in NOCCS	573	31.43	0.70		559	30.66	0.47
	Cohort 2	Occupation and SIC	All (0–1)	1496	100.00	0.70	72.33	1496	100.00	0.41	41.84
			Less than 0.2	507	33.89	0.50		507	33.89	0.25
			0.2 to 0.4	476	31.82	0.77		476	31.82	0.32
			Greater than .4	513	34.29	0.81		513	34.29	0.65
			90–100 in NIOCCS	1189	79.48	0.75		1141	76.27	0.48
		Occupation	All (0–1)	1496	100.00	0.65	68.18	1496	100.00	0.40	40.51
			Less than 0.2	927	61.97	0.56		927	61.97	0.26
			0.2 to 0.4	249	16.64	0.78		249	16.64	0.58
			Greater than .4	320	21.39	0.79		320	21.39	0.67
			90–100 in NOCCS	675	45.12	0.80		669	44.72	0.52

Abbreviations: NIOCCS, NIOSH Industry and Occupation Computerized Coding System; SOC, Standard Occupational Classification; SOCcer, Standardized Occupation Coding for Computer-assisted Epidemiological Research

Percent of total cohort assigned an autocode that matches the manual code