From:  Health literacy: application of SAHLPA-18 in patients with acute coronary syndrome

 A multiple linear regression model was applied to the percentage of correct answers on the SAHLPA-18 to assess the health literacy of individuals with acute coronary syndrome.

Complete model
PredictorBiSEp95% CI LL95% CI UL
Constant65.534.02< 0.00157.5973.48
n of comorbidities (risk factors)1.221.630.455–2.004.45
Over 60 years old–2.462.640.351–7.672.74
Female5.173.050.091–0.8411.19
Systemic arterial hypertension–3.373.280.307–9.853.12
Diabetes mellitus–4.633.550.194–11.642.38
Dyslipidemia2.473.180.439–3.818.75
Acute myocardial infarction–5.354.820.269–14.874.17
Depression–0.104.230.982–8.448.25
Procedures14.4217.410.409–19.9648.79
Physical activity3.233.190.312–3.069.52
Smoker or former smoker–1.603.230.621–7.984.78
Alcoholic or former alcoholic–0.313.200.924–6.636.02
Angioplasty–17.8216.900.293–51.1915.55
Complete primary education or higher11.092.58< 0.0015.9916.19
More than two minimum wages6.962.620.0091.7712.14
Reduced model
PredictorBiSEp95% CI LL95% CI UL
Constant66.442.06< 0.00162.3970.50
Complete primary education or higher12.662.44< 0.0017.8517.47
More than two minimum wages5.902.450.0171.0710.74

SAHLPA: Short Assessment of Health Literacy for Portuguese Speaking Adults; Bi: i-th parameter estimate; SE: standard error of the estimate; p: probability based on Student’s t-test; CI: confidence interval; LL: lower limit; UL: upper limit.