Effect of perioperative psychological nursing on anxiety, depression, and recovery in colorectal cancer surgery: A prospective study

Table 1 Baseline demographic and clinical characteristics of study participants, n (%)

Characteristic	Intervention group (n = 75)	Control group (n = 75)	P value
Age (years), mean ± SD	61.4 ± 10.8	62.1 ± 11.3	0.696
Male	43 (57.3)	41 (54.7)	0.743
BMI (kg/m2), mean ± SD	24.3 ± 3.2	24.7 ± 3.5	0.468
Tumor location			0.812
Colon	41 (54.7)	42 (56.0)
Rectum	34 (45.3)	33 (44.0)
Tumor stage			0.891
Stage I	18 (24.0)	16 (21.3)
Stage II	28 (37.3)	30 (40.0)
Stage III	29 (38.7)	29 (38.7)
ASA classification			0.745
ASA I	21 (28.0)	19 (25.3)
ASA II	42 (56.0)	44 (58.7)
ASA III	12 (16.0)	12 (16.0)
Surgical approach			0.693
Laparoscopic	53 (70.7)	51 (68.0)
Open	22 (29.3)	24 (32.0)
Comorbidities
Hypertension	28 (37.3)	31 (41.3)	0.619

P values were calculated using independent t-tests for continuous variables and χ² tests for categorical variables. BMI: Body mass index; ASA: American Society of Anesthesiologists.