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Table 2 General demographic data of the inpatients (n = 8405)

From: The reliability, validity and screening effect of the happiness index scale among inpatients in a general hospital

Project Total sample (n = 8405) Mean SD E 95%CI Min Max Welch P
Min.limit Max.limit
Gender          67.722  < 0.001
 Male 3985 (47.4) 0.290 0.564 0.010 0.273 0.308 0.000 5.310   
 Female 4420 (52.6) 0.400 0.662 0.010 0.381 0.420 0.000 5.481   
Age          8.011  < 0.001
  ≤ 17 years old 149 (1.8) 0.305 0.684 0.056 0.194 0.415 0.000 5.481   
 18–59 years old 5348 (63.6) 0.367 0.626 0.008 0.350 0.383 0.000 5.481   
  ≥ 60 years old 2908 (34.6) 0.313 0.606 0.011 0.291 0.335 0.000 5.310   
Education (years)          29.991  < 0.001
  ≤ 9 5175 (61.6) 0.319 0.611 0.009 0.302 0.335 0.000 5.481   
  > 9 3230 (38.4) 0.395 0.631 0.011 0.374 0.417 0.000 5.310   
Marital status          30.388  < 0.001
 Married 7265 (86.4) 0.331 0.602 0.007 0.318 0.345 0.000 5.310   
 Unmarried 1140 (13.6) 0.455 0.717 0.021 0.413 0.497 0.000 5.481   
Monthly income          0.303 0.582
 Less than 5,000 RMB 4667 (55.5) 0.352 0.644 0.009 0.333 0.370 0.000 5.481   
 More than 5,000 RMB 3738 (44.5) 0.344 0.589 0.010 0.325 0.363 0.000 5.318   
Inpatient department          28.203  < 0.001
 Internal medicine 3068 (36.5) 0.387 0.660 0.012 0.364 0.410 0.000 5.481   
 Surgery 3575 (42.5) 0.283 0.579 0.010 0.264 0.302 0.000 4.932   
 Obstetric/Gynecology 1356 (16.1) 0.438 0.613 0.017 0.406 0.471 0.000 4.966   
 Ophthalmology/Otolaryngology 406 (4.9) 0.328 0.625 0.031 0.267 0.389 0.000 5.318