Table A1.

Separate Regression Analyses for the Moderators Predicting Reliability Scores of the Children’s Loneliness Scale (CLS).

Moderator	k	B		SE B	95% CI		F	df	p
General population	319						0.89	5, 313	0.49
Non-clinical	252	−1.97		0.03	−2.02,	−1.92
Physical health problems	17	−2.16		0.11	−2.37,	−1.94
Physical health problems + controls	5	−1.99		0.19	−2.37,	−1.61
Special education needs	19	−1.95		0.10	−2.14,	−1.75
Special education needs + controls	19	−1.95		0.09	−2.13,	−1.76
Mental health problems	7	−2.16		0.16	−2.48,	−1.85
Age	319						5.38	1, 317	0.02
Children	212	−1.94	a	0.03	−1.99,	−1.88
Adolescence	107	−2.05	b	0.04	−2.13,	−1.97
Gender	307	−0.00		0.01	−0.02,	0.01	0.09	1, 305	0.77
Country	319						2.24	2, 316	0.11
US	153	−1.98		0.03	−2.04,	−1.91
Non-US, Western	79	−1.90		0.05	−1.99,	−1.81
Non-Western	87	−2.04		0.04	−2.12,	−1.95
Translated	318						0.32	1, 316	0.57
No	202	−1.97		0.03	−2.02,	−1.91
Yes	116	−1.99		0.04	−2.07,	−1.92
Adaptation	292						20.6	3, 288	<0.001
Original scale	199	−2.09	a	0.03	−2.14,	−2.04
Brief version	44	−1.82	b	0.06	−1.93,	−1.71
Another number of response categories	26	−1.67	b	0.07	−1.82,	−1.52
Another number of items and response categories	23	−1.64	b	0.08	−1.80,	−1.49

Note. Effects sizes are significantly different if they do not have the same subscript. For the categorical variables, the given regression coefficients represent the mean effect sizes for each category. k = number of effect sizes; B = regression coefficient; CI = confidence interval.