Current status of nonsuicidal injuries and associated factors among junior high school students in Hainan Province, China: a cross-sectional study

Table 1 Basic demographic data

		Frequency	Percentage	Valid percentage	Cumulative percentage
Gender	Boy	921	48.9	48.9	48.9
	Girl	964	51.1	51.1	100.0
Age	11	5	0.3	0.3	0.3
	12	533	28.3	28.3	28.5
	13	807	42.8	42.8	71.4
	14	402	21.3	21.3	92.7
	15	124	6.6	6.6	99.3
	16	14	0.7	0.7	100.0
Academic performance	Excellent	70	3.7	3.7	3.7
	Good	441	23.4	23.6	27.4
	Fair	1024	54.3	54.8	82.2
	Poor	273	14.5	14.6	96.8
	Very poor	59	3.1	3.2	100.0
Place of residence	Rural area	813	43.1	43.1	43.1
	Town	524	27.8	27.8	70.9
	City	548	29.1	29.1	100.0
Father’s education	College	397	21.1	21.5	21.5
	Technical secondary school	550	29.2	29.8	51.3
	Junior high school	751	39.8	40.7	92.0
	Primary school	148	7.9	8.0	100.0
Mother’s education	College	296	15.7	16.1	16.1
	Technical secondary school	533	28.3	29.1	45.2
	Junior high school	797	42.3	43.5	88.7
	Primary school	208	11.0	11.3	100.0

Academic performance: Taking the scores of the subjects in the final examination at the end of the term as the standard, the subjects rated themselves. The full score was 100. A score > 90 was good, 80 ~ 90 was fair, 70 ~ 80 was poor, and < 70 was very poor

ISSN: 2050-7283