Table 2.
The baseline and emotional disorders of the two groups of patients before PSM
| Variables | Before implementation N = 2226 |
After implementation N = 2445 |
SMD | P |
|---|---|---|---|---|
| Age (‾x ± s) | 51.72 ± 14.93 | 52.74 ± 14.77 | 0.069 | 0.020a) |
| Gender (n, %) | 0.006b) | |||
| Male | 1208 (54.3) | 1228(50.2) | ||
| Female | 1018 (45.7) | 1217 (49.8) | 0.081 | |
| Education (n, %) | 0.002c) | |||
| Junior high and below | 1242 (55.8) | 1264 (51.7) | 0.082 | |
| Senior high | 274 (12.3) | 305 (12.5) | 0.006 | |
| Associate degree | 402 (18.1) | 469 (19.2) | 0.028 | |
| Undergraduate and above | 308 (13.8) | 407 (16.6) | 0.078 | |
| Marital status (n, %) | 0.011b) | |||
| Married | 1986 (89.2) | 2136 (87.4) | 0.056 | |
| Unmarried | 172 (7.7) | 193 (7.9) | 0.075 | |
| Divorced or Widowed | 68 (3.1) | 116 (4.7) | 0.083 | |
| Diseased region (n, %) | <0.001b) | |||
| Cervical | 728 (32.7) | 780 (31.9) | 0.017 | |
| Thoracic | 88 (4.0) | 82 (3.4) | 0.032 | |
| Lumbar | 1338 (60.1) | 1475 (60.3) | 0.004 | |
| Others | 72 (3.2) | 108 (4.4) | 0.063 | |
| HEI score (m, IQR)d) | 3 [1, 6] | 2 [0,5] | <0.001c) | |
| Emotional disorder (HEI>8) (n, %) | 301 (13.5%) | 238 (9.7%) | <0.001b) | |
| Emotional disorders grades | <0.001c) | |||
| Mild | 185 (8.3%) | 134 (5.5%) | ||
| Moderate | 81 (3.6%) | 70 (2.9%) | ||
| Severe | 35 (1.6%) | 34 (1.4%) |
Notes: a): t value, b)χ2 value, c) Z value, d) m: medians; IQR: interquartile ranges