# Table 7 Associations between independent types of acute critical life events and the speed of onset for the current depressive episode: Interaction effects with gender and presence of prior depressive episodes

Step Added variables R2 R2CHANGE FCHANGE(DF) PCHANGE
Interaction effects with gender (males/females)
Model 1: Major acute life events and gender
1 Major acute life events 0.007 0.007 0.705 (1,98) 0.403
2 Gender 0.062 0.055 5.668 (1,97) 0.019
3 Gender x Major acute life events 0.063 0.001 0.145 (1,96) 0.705
Model 2: Minor acute life events and gender
1 Minor acute life events 0.053 0.053 5.450 (1,98) 0.022
2 Gender 0.088 0.035 3.750 (1,97) 0.056
3 Gender x Minor acute life events 0.095 0.007 0.782 (1,96) 0.379
Model 3: Neutral acute life events and gender
1 Neutral acute life events 0.003 0.003 0.274 (1,98) 0.602
2 Gender 0.058 0.056 5.735 (1,97) 0.019
3 Gender x Neutral acute life events 0.059 0.00007 0.007 (1,96) 0.931
Interaction effects with the presence of prior depressive episodes (PPDE) (yes/no)
Model 1: Major acute life events and PPDE
1 Major acute life events 0.007 0.007 0.705 (1,98) 0.403
2 PPDE 0.025 0.018 1.791 (1,97) 0.184
3 PPDE x Major acute life events 0.029 0.004 0.417 (1,96) 0.520
Model 2: Minor acute life events and PPDE
1 Minor acute life events 0.053 0.053 5.450 (1,98) 0.022
2 PPDE 0.073 0.020 2.131 (1,97) 0.148
3 PPDE x Minor acute life events 0.073 0.00003 0.003 (1,96) 0.956
Model 3: Neutral acute life events and PPDE
1 Neutral acute life events 0.003 0.003 0.274 (1,98) 0.602
2 PPDE 0.023 0.020 2.006 (1,97) 0.160
3 PPDE x Neutral acute life events 0.037 0.014 1.406 (1,96) 0,239
1. Notes: R2 = proportion of explained variance; df = degree of freedom
2. In all regression analyses, the criterion was the speed of onset for the current depressive episode (in days)
3. No result was significant at the alpha-adjusted significance level (α = 0.017)