Chinese patients’ clinical and psychosocial outcomes in the 6 months following percutaneous coronary intervention

Table 3 Psychosocial indicators over the 6 months from the percutaneous coronary intervention, n = 491

Measures	Baseline	1st month	3rd month	6th month	p^ǁ
SF-12^a
Physical health	30.6 ± 9.7	–	32.8 ± 9.2	33.7 ± 9.8	0.004
Mental health	36.4 ± 8.1	–	37.7 ± 7.3	38.7 ± 7.8	0.566
Overall	67.0 ± 16.3	–	70.5 ± 15.3	72.4 ± 16.6	0.216
HADS*
Elevated depressive symptoms	349 (71.1%)	378 (76.9%)	392 (79.9%)	404 (82.3%)
Elevated anxiety symptoms	483 (98.4%)	486 (99.0%)	480 (97.8%)	481 (98.0%)
PSQI total	6.2 ± 3.4	6.0 ± 3.3	5.6 ± 3.0	5.5 ± 2.9	0.432

–Not assessed at this point
* > 7
^aScores range from 0 to 100, with 0 representing worse health and 100 best health. Normative scores from the US are 50 ± 10 [35]
^ǁAdjusted for percutaneous coronary intervention indication and Barthel index
PSQI = Pittsburgh Sleep Quality Index; HADS = Hospital Anxiety and Depression Scale; SF-12 = short-form (quality of life)

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