. 2014 Dec 18;37(4):573–580. doi: 10.1093/pubmed/fdu095

Table 3.

Odds ratio of health complaints, poor quality of relationships with parents, teachers and peers and smoking and drinking among a population of 15-year-old adolescents who (a) have a low school attachment (in comparison to those who have high/neutral school attachment) and (b) feel not being treated fairly by teachers (in comparison to those who feel treated fairly/neither fairly nor unfairly

	Females			Males
	OR	95% CI	P-value	OR	95% CI	P-value
a. Low school attachment
Health complaints^a	1.08	0.98–1.18	0.072	1.24	1.14–1.35	<0.001
Poor quality of relationship with mother^b	1.85	1.75–1.96	<0.001	1.65	1.50–1.80	<0.001
Poor quality of relationship with father^b	1.27	1.15–1.38	<0.001	1.28	1.14–1.42	<0.001
Low class mates support^c	1.28	1.04–1.51	0.019	1.10	0.96–1.25	0.090
Having true friends^d	0.99	0.84–1.15	0.529	1.01	0.90–1.17	0.456
Perceiving schoolwork pressure^e	1.27	1.15–1.39	<0.001	2.03	1.89–2.17	<0.001
Smoking at least once a week	2.75	2.60–2.90	<0.001	1.26	1.12–1.40	<0.001
At least one alcoholic drink per week	1.49	1.34–1.63	<0.001	1.82	1.67–1.98	<0.001
b. Not being treated fairly by teachers
Health complaints^a	1.31	1.19–1.44	<0.001	1.02	0.87–1.16	0.414
Poor quality of relationship with mother^b	1.15	0.95–1.37	0.088	1.08	0.94–1.22	0.132
Poor quality of relationship with father^b	1.01	0.84–1.17	0.467	1.06	0.93–1.19	0.198
Low class mates support^c	2.32	2.12–2.53	<0.001	1.28	1.14–1.42	<0.001
Having true friends^d	1.05	0.89–1.20	0.274	1.05	0.88–1.23	0.275
Perceiving schoolwork pressure^e	2.69	2.54–2.84	<0.001	1.14	1.02–1.27	0.019
Smoking at least once a week	1.36	1.16–1.55	0.001	1.02	0.84–1.21	0.389
At least one alcoholic drink per week	1.12	0.91–1.32	0.140	1.09	0.95–1.23	0.108

Odds ratios (ORs) and 95% confidence intervals (95% CI) and P-value for each variable considered in the model.

^aOR of suffering weekly from at least two of the following symptoms: headache, stomach ache, backache, feeling low, irritability or being bad tempered, nervousness, dizziness and sleeping difficulties.

^bDeclaring difficult or very difficult to talk with mother/father about things that really bothers.

^cBeing accepted by other school mates (disagree/strongly disagree).

^dHaving three or more friends of the same gender.

^eFeeling pressured by schoolwork (some/a lot).