Table 6 Mediating effect of depressive symptoms between emotional abuse and NSSI [Standardized β estimate (95% CI)].

From: The mediation of depressive symptoms between different types of childhood maltreatment and non suicidal self-injury

Groups

Direct effect

Indirect effect

Total effect

Mediating ratio, %

Path1 (X-M)

Path2 (M-Y)

Path3 (X-Y)

Model 1

Total

0.554 (0.533,0.574) ***

0.399 (0.365,0.429) ***

0.248 (0.212,0.286) ***

0.221 (0.201,0.239) ***

0.469 (0.437,0.501) ***

47.1%

Rural male

0.501 (0.455,0.544) ***

0.353 (0.276,0.430) ***

0.153 (0.072,0.235) ***

0.177 (0.138,0.218) ***

0.330 (0.256,0.403) ***

53.6%

Rural female

0.554 (0.514,0.592) ***

0.425 (0.363,0.485) ***

0.275 (0.204,0.339) ***

0.236 (0.200,0.273) ***

0.510 (0.449,0.564) ***

46.3%

Urban male

0.536 (0.490,0.412) ***

0.354 (0.290,0.412) ***

0.304 (0.225,0.391) ***

0.190 (0.155,0.227) ***

0.494 (0.426,0.561) ***

38.5%

Urban female

0.580 (0.541,0.614) ***

0.426 (0.373,0.476) ***

0.251 (0.190,0.311) ***

0.247 (0.216,0.282) ***

0.498 (0.444,0.549) ***

49.6%

Model 2

Total

0.554 (0.533,0.574) ***

0.408 (0.373,0.440) ***

0.245 (0.209,0.283) ***

0.226 (0.206,0.244) ***

0.471 (0.438,0.502) ***

48.0%

Rural male

0.501 (0.455,0.544) ***

0.358 (0.274,0.440) ***

0.155 (0.077,0.236) ***

0.179 (0.138,0.222) ***

0.335 (0.264,0.407) ***

53.4%

Rural female

0.554 (0.514,0.592) ***

0.443 (0.380,0.503) ***

0.262 (0.192,0.327) ***

0.246 (0.210,0.284) ***

0.507 (0.447,0.560) ***

48.5%

Urban male

0.536 (0.490,0.580) ***

0.357 (0.292,0.416) ***

0.302 (0.223,0.389) ***

0.191 (0.156,0.229) ***

0.493 (0.426,0.562) ***

38.7%

Urban female

0.580 (0.541,0.614) ***

0.434 (0.382,0.486) ***

0.250 (0.190,0.311) ***

0.252 (0.220,0.286) ***

0.502 (0.449,0.552) ***

50.2%

  1. Path1: Emotional abuse → Depressive symptoms. Path 2: Depressive symptoms→ NSSI. Path 3: Emotional abuse → NSSI.
  2. Model 1: Single factor analysis.
  3. Model 2: Adjusted for grade, family economic situation, academic performance, academic pressure, close partners.
  4. *** p < 0.001 ** p < 0.01.