Univariate dyspepsia severity risk factors (SF-NDI)
| Variable | Coefficient | SE | P value | 95% CI |
| Age | −0.06 | 0.056 | 0.347 | −0.215 to 0.096 |
| Gender | ||||
| Male | – | – | – | |
| Female | −8.597 | 4.928 | 0.156 | −22.28 to 5.087 |
| Profession | ||||
| Unemployed | – | – | – | |
| Farmer | −3.666 | 5.151 | 0.516 | −17.966 to 10.635 |
| Student | −9.095 | 16.587 | 0.613 | −55.147 to 36.957 |
| Private sector | −10.538 | 6.123 | 0.16 | −27.539 to 6.462 |
| Public sector | −27.354 | 9.927 | 0.051 | −54.916 to 0.208 |
| Socioeconomic status | ||||
| Category 1 | – | – | – | |
| Category 2 | −6.773 | 3.119 | 0.118 | −16.699 to 3.153 |
| Category 3 | −9.058 | 2.428 | 0.034* | −16.787 to −1.33 |
| Category 4 | −22.864 | 2.856 | 0.004* | −31.953 to −13.774 |
| Marital status | ||||
| Single | – | – | – | |
| Married | −5.668 | 4.174 | 0.246 | −17.258 to 5.922 |
| Divorced | −29.815 | 20.635 | 0.222 | −87.106 to 27.476 |
| Widow | −1.815 | 8.613 | 0.843 | −25.729 to 22.099 |
| Having children | ||||
| Has children | – | – | – | |
| No children | 8.105 | 5.661 | 0.225 | −7.612 to 23.823 |
| Smoking | ||||
| Never | – | – | – | |
| In the past | 2.178 | 3.841 | 0.601 | −8.488 to 12.843 |
| Currently | 6.75 | 7.993 | 0.446 | −15.441 to 28.941 |
| NSAID use | ||||
| Never | – | – | – | |
| In the past | −2.364 | 4.744 | 0.644 | −15.536 to 10.808 |
| Currently | −5.991 | 8.297 | 0.51 | −29.026 to 17.045 |
| Aspirin use | ||||
| Never | – | – | – | |
| In the past | 0.859 | 1.691 | 0.638 | −3.835 to 5.554 |
| Currently | −3.996 | 6.825 | 0.59 | −22.945 to 14.952 |
| Alcohol use | ||||
| Never | – | – | – | |
| In the past | 0.219 | 5.767 | 0.972 | −15.793 to 16.231 |
| Currently | 1.593 | 5.767 | 0.796 | −14.418 to 17.605 |
*Denotes a significant value with p<0.05.
NSAID, non-steroidal anti-inflammatory drug; SF-NDI, Short Form Nepean Dyspepsia Index.