Skip to main content

Table 3 Comparison of information seeking between federal poverty limit <300 and federal poverty limit >300 in the original and follow-up surveys (%)

From: Reliability of a patient survey assessing cost-related changes in health care use among high deductible health plan enrollees

 

Original (n = 387)†

Follow-up (n = 387)

Pvalues‡

Plan use and information-seeking

FPL < 300%

FPL ≥ 300%

Pvalue*

FPL < 300%

FPL ≥ 300%

Pvalue*

FPL < 300 Between Original and Follow-up

FPL ≥ 300 Between Original and Follow-up

Unprotected from OOP expenses

55.8

44.0

0.043

60.8

40.2

<0.001

0.553

0.577

Plan difficult to understand

24.8

26.1

0.886

30.8

25.0

0.290

0.392

0.859

Unexpected costs since joining plan

46.2

41.2

0.425

47.1

49.2

0.789

0.269

0.183

Am I required to pay?

50.0

51.6

0.860

50.4

53.2

0.695

1.000

0.439

How much am I required to pay?

40.8

39.8

0.945

43.3

41.7

0.854

0.841

0.722

  1. The p-values in columns 3 and 6 represent the observed type-1 error (α) for tests comparing income groups whereas the p-values in columns 7 and 8 are the observed α for tests comparing the original and follow-up surveys.
  2. *P values are for chi-square tests between income groups within survey
  3. † We restricted the original survey data to follow-up respondents
  4. ‡ P values are for McNemar tests within income groups and between surveys