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Retrospective Study
Copyright: ©Author(s) 2026.
World J Psychiatry. Aug 19, 2026; 16(8): 118680
Published online Aug 19, 2026. doi: 10.5498/wjp.v16.i8.118680
Table 1 Comparison of baseline data before and after propensity score matching between the two groups, n (%)/mean ± SD
ItemsBefore matching
χ2/tPvalueAfter matching
χ2/tPvalue
Intervention group (n = 83)
Control group (n = 93)
Intervention group (n = 62)
Control group (n = 62)
Sex0.0280.8670.0350.852
    Male51 (61.45)56 (60.22)39 (62.90)40 (64.52)
    Female32 (38.55)37 (39.78)23 (37.10)22 (35.48)
Age (years)61.04 ± 7.3160.99 ± 7.470.0420.96761.15 ± 7.3762.11 ± 7.130.7430.459
Course of disease (years)2.65 ± 0.662.28 ± 0.680.604< 0.0012.49 ± 0.602.46 ± 0.640.2310.817
Rutherford grade7.9960.0180.2540.881
    I-II42 (50.60)65 (69.89)38 (61.29)36 (38.71)
    III30 (48.39)17 (18.28)15 (18.07)15 (16.13)
    IV11 (13.25)11 (11.83)9 (10.84)11 (11.83)
Hypertension0.1890.6640.5760.448
    Yes26 (31.33)32 (34.41)23 (27.71)19 (30.65)
    No57 (91.94)61 (65.59)39 (46.99)43 (69.35)
Diabetes0.3300.5650.8270.363
    Yes29 (34.94)18 (19.35)14 (22.58)10 (16.13)
    No64 (77.11)75 (80.65)48 (77.42)52 (83.87)
Coronary heart disease0.0900.7640.0001.000
    Yes12 (14.46)12 (12.90)8 (12.90)8 (12.90)
    No71 (85.54)81 (87.10)54 (87.10)54 (87.10)


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