TABLE 1.

Descriptive statistics and bivariate correlations between study variables for Chinese middle school students.

	M	SD	Range	1	2	3	4	5	6	7	8	9
(1) Parental control	3.35	0.44	2–4	–
(2) Social competence	2.96	0.50	2–4	0.04	–
(3) Peer acceptance	0.00	1.00	−9.87–5.87	–0.04	0.44***	–
(4) Academic grades	0.00	1.00	−1.61–2.81	0.09	0.35***	0.25**	–
(5) Grit	3.24	0.68	2–5	0.37***	0.13	0.18	0.17	–
(6) Social identity	4.28	0.99	2–6	0.30***	0.05	0.07	0.12	0.21*	–
(7) Age	13.90	0.70	13–15	–0.04	–0.05	–0.02	–0.11	–0.01	−0.33***	–
(8) Gendera	–	–	1–2	0.02	0.47***	0.24**	0.19*	–0.07	0.04	−0.24**	–
(9) SES	4.27	2.23	0–9	0.30***	0.07	0.13	0.08	0.14	0.23**	−0.23**	0.10	–

N = 120. ^aCoded as 1 = male; 2 = female. SES, socioeconomic status. * p < 0.05, ** p < 0.01, *** p < 0.001.