Table I.A.2.a Percent of private-sector establishments that offer health insurance that self-insure at least one plan by firm size and selected characteristics: United States, 2018
Characteristics Total Less than 100 employees 100-499 employees 500 or more employees Less than 50 employees 50 or more employees
United States 38.7%    13.2%    29.0%    78.7%    13.2%    61.7%   
Industry group **
Agric., fish., forest. 18.4%    9.7%    48.8% * 90.5%    8.9% * 57.0%   
Mining and manufacturing 32.3%    14.3%    34.7%    87.1%    13.4%    56.6%   
Construction 18.9%    14.4%    38.1%    84.3%    15.1%    37.6%   
Utilities and transp. 48.3%    13.4%    33.7%    84.7%    12.3% * 69.4%   
Wholesale trade 34.5%    8.2%    43.7%    86.2%    7.8%    64.5%   
Fin. svs. and real estate 48.5%    9.6%    28.3%    83.3%    9.3%    67.9%   
Retail trade 53.1%    14.6%    31.9%    78.2%    15.8%    68.4%   
Professional services 35.3%    13.9%    26.6%    80.3%    13.7%    61.0%   
Other services 33.2%    14.4%    21.7%    68.2%    14.5%    51.2%   
Ownership
For profit, incorporated 41.5%    12.4%    29.5%    81.4%    12.4%    65.9%   
For profit, unincorporated 30.3%    12.4%    32.7%    69.3%    12.3%    53.9%   
Nonprofit 33.9%    20.2%    24.9%    67.5%    21.0%    44.1%   
Age of firm
Less than 5 years 14.5%    13.0%    28.8%    44.3%    12.8%    26.0%   
5-9 years 16.0%    13.7%    17.1%    61.9%    13.7%    26.5%   
10-19 years 18.5%    13.4%    21.3%    65.7%    13.6%    33.6%   
20 or more years 49.1%    13.0%    31.2%    79.5%    13.0%    66.0%   
Multi/single status
2 or more locations 62.6%    14.3%    29.8%    78.8%    16.5%    65.9%   
1 location only 13.5%    13.1%    24.2%    44.9%    13.0%    18.7%   
Percent full-time employees
Less than 25% 42.0%    19.2%    26.1%    68.4%    20.4%    55.9%   
25-49 % 37.2%    14.7%    22.8%    62.4%    14.8%    48.6%   
50-74 % 36.9%    11.0%    24.5%    76.3%    10.7%    60.2%   
75% or more 39.0%    13.1%    30.8%    82.4%    13.1%    64.3%   
Union presence
No union employees 34.6%    12.8%    28.9%    75.5%    12.8%    57.3%   
Has union employees 73.9%    22.5%    30.9%    90.1%    23.3%    83.6%   
Percent low-wage employees
50% or more low-wage 44.1%    12.8%    26.5%    72.2%    12.5%    57.4%   
Less than 50% low-wage 37.6%    13.3%    29.9%    80.8%    13.3%    63.1%   
Percent women employees
Less than 25% 28.8%    12.7%    34.4%    81.7%    12.7%    56.9%   
25-49 % 43.1%    12.9%    28.5%    77.3%    12.8%    63.5%   
50-74 % 46.3%    13.0%    26.7%    80.7%    12.9%    67.5%   
75% or more 36.7%    14.4%    27.0%    74.7%    14.6%    55.6%   
Percent age 50 or older employees
Less than 25% 35.8%    13.5%    28.0%    72.6%    13.8%    55.6%   
25-49 % 52.6%    14.2%    29.0%    85.9%    14.4%    71.2%   
50-74 % 28.0%    10.8%    30.7%    75.4%    10.0%    55.5%   
75% or more 19.8%    13.7%    33.8%    70.4%    13.7%    48.9%   

Source: Agency for Healthcare Research and Quality, Center for Financing, Access and Cost Trends. 2018 Medical Expenditure Panel Survey-Insurance Component.

Note: Definitions and descriptions of the methods used for this survey can be found in the Technical Appendix.

* Figure does not meet standard of reliability or precision.

** Definitions of industry groups and low-wage employees changed in 2000. These data are not comparable to IC data prior to 2000. See Technical Appendix.

 

Table I.A.2.a Standard errors for percent of private-sector establishments that offer health insurance that self-insure at least one plan by firm size and selected characteristics: United States, 2018
Characteristics Total Less than 100 employees 100-499 employees 500 or more employees Less than 50 employees 50 or more employees
United States 0.58%    0.69%    1.30%    0.74%    0.77%    0.66%   
Industry group **
Agric., fish., forest. 4.56%    4.23%    14.85% * 4.82%    4.43% * 8.79%   
Mining and manufacturing 1.98%    2.28%    4.13%    2.80%    2.59%    2.30%   
Construction 2.02%    2.12%    6.37%    4.04%    2.29%    3.46%   
Utilities and transp. 3.18%    3.61%    6.99%    2.29%    3.97% * 3.04%   
Wholesale trade 2.08%    1.60%    5.19%    2.23%    1.75%    2.45%   
Fin. svs. and real estate 1.86%    2.10%    3.26%    1.66%    2.38%    1.72%   
Retail trade 1.72%    2.56%    4.32%    1.78%    2.91%    1.72%   
Professional services 1.17%    1.36%    2.25%    1.34%    1.47%    1.33%   
Other services 1.30%    1.48%    2.54%    1.82%    1.65%    1.60%   
Ownership
For profit, incorporated 0.71%    0.82%    1.64%    0.82%    0.90%    0.77%   
For profit, unincorporated 1.49%    1.55%    3.36%    2.36%    1.69%    2.03%   
Nonprofit 1.67%    2.40%    2.76%    2.47%    2.75%    1.89%   
Age of firm
Less than 5 years 2.02%    2.15%    5.38%    9.59%    2.26%    3.41%   
5-9 years 1.94%    2.11%    4.08%    7.04%    2.26%    3.14%   
10-19 years 1.25%    1.36%    2.84%    3.60%    1.47%    2.07%   
20 or more years 0.70%    0.93%    1.56%    0.76%    1.06%    0.71%   
Multi/single status
2 or more locations 0.69%    1.69%    1.49%    0.75%    2.73%    0.70%   
1 location only 0.73%    0.75%    1.95%    4.49%    0.80%    1.16%   
Percent full-time employees
Less than 25% 2.55%    3.91%    6.02%    2.94%    4.40%    2.66%   
25-49 % 2.13%    2.33%    3.64%    3.23%    2.74%    2.57%   
50-74 % 1.76%    1.40%    3.56%    2.19%    1.52%    2.11%   
75% or more 0.70%    0.82%    1.54%    0.80%    0.91%    0.76%   
Union presence
No union employees 0.60%    0.70%    1.34%    0.88%    0.78%    0.74%   
Has union employees 1.85%    4.23%    5.30%    1.06%    4.81%    1.26%   
Percent low-wage employees
50% or more low-wage 1.39%    1.61%    2.66%    1.66%    1.87%    1.43%   
Less than 50% low-wage 0.66%    0.76%    1.47%    0.82%    0.83%    0.77%   
Percent women employees
Less than 25% 1.04%    1.07%    2.65%    1.60%    1.17%    1.51%   
25-49 % 1.37%    1.48%    2.98%    1.65%    1.64%    1.50%   
50-74 % 1.26%    1.44%    2.55%    1.18%    1.60%    1.19%   
75% or more 1.25%    1.65%    2.31%    1.61%    1.85%    1.41%   
Percent age 50 or older employees
Less than 25% 0.89%    1.00%    1.89%    1.28%    1.12%    1.09%   
25-49 % 1.05%    1.33%    2.08%    0.85%    1.52%    0.96%   
50-74 % 1.54%    1.63%    3.56%    2.67%    1.76%    2.12%   
75% or more 2.21%    2.37%    7.06%    5.28%    2.43%    4.21%   

Source: Agency for Healthcare Research and Quality, Center for Financing, Access and Cost Trends. 2018 Medical Expenditure Panel Survey-Insurance Component.

Note: Definitions and descriptions of the methods used for this survey can be found in the Technical Appendix.

* Figure does not meet standard of reliability or precision.

** Definitions of industry groups and low-wage employees changed in 2000. These data are not comparable to IC data prior to 2000. See Technical Appendix.