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. 2021 Mar 18;12:628057. doi: 10.3389/fpsyt.2021.628057

Table 3.

Comparisons among the ICD-11 personality disorders degrees of severity on external variables for sample 1 (specialized clinic for more severe personality disorders).

Scale Statistic Personality difficulty Mild PD Moderate PD Severe PD H
(n = 21) (n = 100) (n = 98) (n = 44)
SIFS total M(SD) 1.27 (0.13) 1.70 (0.20) 2.19 (0.20) 2.78 (0.23) 217.46**
MRb 14.12a 74.60b 167.32c 240.05d
SIFS identity M(SD) 1.95 (0.49) 2.40 (0.56) 2.83 (0.50) 3.19 (0.46) 83.53**
MRb 49.86a 100.33b 152.17c 198.26d
SIFS self-direction M(SD) 1.13 (0.44) 1.74 (0.63) 2.24 (0.60) 3.01 (0.66) 108.58**
MRb 40.57a 97.84b 149.16c 215.06d
SIFS empathy M(SD) 0.74 (0.41) 1.02 (0.49) 1.61 (0.61) 2.36 (0.59) 120.57**
MRb 57.02a 87.86a 154.02b 219.06c
SIFS intimacy M(SD) 0.90 (0.37) 1.39 (0.56) 2.10 (0.65) 2.80 (0.67) 127.77**
MRb 40.10a 88.24b 159.86c 213.41d
PID-5 negative affectivity M(SD) 1.51 (0.48) 1.82 (0.59) 2.11 (0.51) 2.07 (0.55) 28.64**
MRb 71.57a 115.36ac 153.71b 150.32bc
PID-5 detachment M(SD) 1.12 (0.63) 1.35 (0.60) 1.57 (0.50) 1.92 (0.56) 37.04**
MRb 84.31a 111.36a 140.12b 183.58c
PID-5 antagonism M(SD) 0.38 (0.34) 0.47 (0.46) 0.77 (0.59) 1.23 (0.74) 44.10**
MRb 93.48a 104.36a 143.77b 187.00c
PID-5 disinhibition M(SD) 0.98 (0.42) 1.36 (0.52) 1.65 (0.53) 2.05 (0.47) 65.67**
MRb 56.60a 107.00b 144.88c 196.13d
PID-5 psychoticism M(SD) 0.46 (0.33) 0.79 (0.62) 0.98 (0.55) 1.22 (0.58) 35.56**
MRb 70.81a 113.43a 145.67b 172.97b
BSL-23 M(SD) 1.42 (0.59) 1.83 (0.90) 2.28 (0.83) 2.56 (0.79) 36.76**
MRb 70.76a 111.29a 147.13b 171.15b
PNI grandiose M(SD) 1.71 (0.80) 2.01 (0.87) 2.52 (0.91) 2.77 (1.26) 30.59**
MRb 85.21a 109.06a 148.76b 165.77b
PNI vulnerable M(SD) 1.66 (0.80) 2.05 (0.80) 2.69 (0.81) 3.24 (0.88) 69.24**
MRb 66.19a 99.27a 150.05b 193.88c
BPAQ total (trait aggression) M(SD) 2.71 (0.92) 2.88 (0.90) 3.51 (1.02) 4.35 (0.96) 63.35**
MRb 87.69a 98.53a 143.89b 199.01c
BPAQ verbal aggression M(SD) 2.48 (0.79) 2.54 (1.06) 3.14 (1.18) 3.75 (1.27) 32.85**
MRb 102.52ab 105.62b 143.67ac 176.45c
BPAQ physical aggression M(SD) 2.29 (1.61) 2.17 (1.31) 2.68 (1.68) 3.69 (1.74) 25.33**
MRb 110.69a 112.87a 133.53a 178.82b
BPAQ hostility M(SD) 2.95 (1.31) 3.53 (1.21) 4.17 (1.22) 5.01 (1.06) 54.94**
MRb 74.31a 105.35a 142.76b 192.68c
BPAQ anger M(SD) 3.13 (1.34) 3.30 (1.39) 4.06 (1.25) 4.96 (1.16) 51.65**
MRb 93.93ab 101.98a 141.52b 193.53c
IRI perspective takinga M(SD) 4.94 (0.88) 4.86 (1.12) 4.27 (1.06) 3.12 (1.25) 60.25**
MRb 169.07ab 162.75a 124.36b 61.45c
IRI empathic concerna M(SD) 5.41 (0.88) 5.42 (0.97) 5.31 (1.29) 4.57 (1.28) 14.45*
MRb 140.45ab 140.07b 139.86b 92.26ac
BIS-11 attentional M(SD) 2.20 (0.42) 2.40 (0.51) 2.66 (0.43) 3.00 (0.40) 57.24**
MRb 75.40a 104.33a 142.62b 194.64c
BIS-11 motor M(SD) 1.85 (0.32) 2.17 (0.44) 2.41 (0.50) 2.89 (0.45) 72.27**
MRb 57.50a 106.17b 140.71c 203.31d
BIS-11 non-planning M(SD) 2.29 (0.31) 2.47 (0.35) 2.63 (0.41) 2.92 (0.41) 47.21**
MRb 75.90a 108.31a 141.36b 188.38c

ICD-11, 11th revision of the International Classification of Diseases; MR, Mean rank; SIFS, Self and Interpersonal Functioning Scale; PID-5, Personality Inventory for DSM−5 Faceted Brief Form (100 items); BSL-23, 23-item Borderline Symptoms List; PNI, Brief Version of the Pathological Narcissism Inventory; BPAQ, 12-item version of the Buss-Perry Aggression Questionnaire; IRI, Interpersonal Reactivity Index; BIS-11, Barratt Impulsiveness Scale (version 11).

a

Higher scores denote better functioning. For all other variables, higher scores denote more severe pathology.

b

Mean rank with different subscripts (a,b,c,d) indicate significant post-hoc comparisons following a significant Kruskall-Wallis test, two-tailed, p < 0.05, using Bonferroni's correction for multiple comparisons.

*

p < 0.01;

**

p < 0.001.