Table 3.

Presence of trauma-by-primary-caretaker for diagnostic groups

		No traumatic events by primary caretaker	Traumatic events by primary caretaker	Total
BPD	Frequency	34	85	119
	% group	28.6%	71.4%	100.0%
	Std. residual	−1.4	1.1
SoD	Frequency	77	81	158
	% group	48.7%	51.3%	100.0%
	Std. residual	2.6	–1.9
BPD+SoD	Frequency	29	100	129
	% group	22.5%	77.5%	100.0%
	Std. residual	−2.6	2.0
PC	Frequency	31	33	64
	% group	48.4%	51.6%	100.0%
	Std. residual	1.6	–1.2
Total	Total	171	229	470
	% group	36.4%	63.6%	100.0%

Note: BPD, borderline personality disorder; SoD, somatoform disorder; BPD+SoD, borderline personality disorder and somatoform disorder; PC, psychiatric comparison group; Std. residual, standardized residual values. Cells with values less than –2 or greater than 2 are statistically significant and are identified in bold type. A negative value indicates “less frequent than expected” and a positive value indicates “more frequent than expected.”