Sertraline plus psychological intervention for acute myocardial infarction with anxiety-depression comorbidity: Cardiac function, adverse mood, and resilience impacts

Table 1 Baseline data comparison, n (%)

Indicators	Control group (n = 60)	Research group (n = 73)	χ2/t	P value
Sex			0.416	0.519
Male	32 (53.33)	43 (58.90)
Female	28 (46.67)	30 (41.10)
Age (years)	63.95 ± 6.24	64.18 ± 6.37	0.209	0.835
Disease duration (months)	6.62 ± 2.55	7.05 ± 3.08	0.865	0.389
NYHA classification			0.151	0.698
Grade I	25 (41.67)	28 (38.36)
Grade II	35 (58.33)	45 (61.64)
Hypertension	24 (40.00)	21 (28.77)	1.856	0.173
Diabetes	13 (21.67)	17 (23.29)	0.050	0.824
Hyperlipidaemia	16 (26.67)	18 (24.66)	0.070	0.792
Educational level			0.376	0.540
Below junior college	33 (55.00)	44 (60.27)
Junior college or above	27 (45.00)	29 (39.73)

NYHA: New York Heart Association.

Table 2 Resilience of the two groups

Indicators	Control group (n = 60)	Research group (n = 73)	Z/t	P value
Tenacity (points)
Before intervention	37.00 (33.00, 40.75)	38.00 (32.00, 43.00)	-0.765	0.444
After intervention	40.00 (38.00, 44.00)a	45.00 (41.00, 49.00)b	-5.093	< 0.001
Strength (points)
Before intervention	21.00 (19.00, 25.00)	24.00 (19.00, 27.00)	-1.646	0.100
After intervention	23.00 (21.25, 26.00)a	26.00 (23.00, 28.50)b	-3.137	0.002
Optimism (points)
Before intervention	7.00 (6.00, 9.00)	8.00 (6.00, 9.00)	-0.701	0.483
After intervention	10.00 (9.00, 12.00)a	12.00 (10.00, 13.50)b	-3.056	0.002
CD-RISC (points)
Before intervention	65.67 ± 7.46	68.23 ± 8.50	1.825	0.070
After intervention	74.75 ± 6.23a	82.68 ± 6.74b	6.985	< 0.001

^aP < 0.05 (intra-group comparison vs pre-intervention).

^bP < 0.01 (intra-group comparison vs pre-intervention).

CD-RISC: Conner-Davidson Resilience Scale.

Table 3 Sleep quality comparison

Indicators	Control group (n = 60)	Research group (n = 73)	Z	P value
Sleep quality (points)
Before intervention	2.00 (1.00, 2.75)	1.00 (1.00, 3.00)	-1.013	0.311
After intervention	1.00 (1.00, 2.00)a	1.00 (0.00, 1.00)b	-5.263	< 0.001
Sleep latency (points)
Before intervention	2.00 (1.00, 2.75)	2.00 (1.00, 2.00)	-0.563	0.573
After intervention	1.00 (1.00, 2.00)a	1.00 (0.00, 1.00)b	-2.835	0.005
Sleep duration (points)
Before intervention	2.00 (1.00, 2.00)	1.00 (1.00, 2.00)	-1.424	0.155
After intervention	1.00 (1.00, 2.00)a	1.00 (1.00, 1.00)b	-2.494	0.013
Sleep efficiency (points)
Before intervention	2.00 (1.00, 2.00)	2.00 (1.00, 2.00)	-0.245	0.807
After intervention	1.00 (1.00, 2.00)a	1.00 (1.00, 1.50)b	-2.039	0.041
Sleep disturbances (points)
Before intervention	2.00 (1.00, 2.00)	2.00 (1.00, 3.00)	-0.349	0.727
After intervention	1.00 (1.00, 2.00)a	1.00 (1.00, 1.50)b	-2.319	0.020
Hypnotic drug use (points)
Before intervention	2.00 (1.00, 3.00)	2.00 (1.00, 2.00)	-0.451	0.652
After intervention	1.00 (1.00, 2.00)a	1.00 (1.00, 1.50)b	-2.248	0.025
Daytime dysfunction (points)
Before intervention	2.00 (1.25, 2.00)	2.00 (1.00, 2.00)	-1.284	0.199
After intervention	2.00 (1.00, 2.00)a	1.00 (1.00, 2.00)b	-2.646	0.008

^aP < 0.05 (intra-group comparison vs pre-intervention).

^bP < 0.01 (intra-group comparison vs pre-intervention).

Table 4 Quality of life comparison

Indicators	Control group (n = 60)	Research group (n = 73)	Z/t	P value
Physical functioning (points)
Before intervention	64.07 ± 7.68	62.36 ± 8.75	1.184	0.238
After intervention	70.65 ± 6.47a	75.74 ± 7.81b	4.036	< 0.001
Social functioning (points)
Before intervention	68.55 ± 6.66	68.64 ± 6.91	0.076	0.940
After intervention	72.35 ± 6.98a	76.34 ± 7.49b	3.152	0.002
Role-emotional (points)
Before intervention	65.72 ± 6.28	66.32 ± 6.81	0.524	0.602
After intervention	72.32 ± 6.92a	78.53 ± 7.05b	5.097	< 0.001
Mental health (points)
Before intervention	70.00 (65.00, 74.00)	71.00 (65.50, 76.00)	-1.162	0.245
After intervention	77.00 (74.00, 79.00)a	82.00 (76.00, 87.00)b	-4.012	< 0.001

^aP < 0.05 (intra-group comparison vs pre-intervention).

^bP < 0.01 (intra-group comparison vs pre-intervention).