Table 2

Number of prevalence estimates for all forms of violence by age and data source

Age	Estimates	Countries	Studies	Sys Rev	DHS	WHO	RHS	MICS	HBSC	GSHS	PIRLS	TIMSS	EU kids	VACS	Optimus	GSS
0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
2	178	44	44	0	30	0	0	140	0	0	0	0	0	0	8	0
3	178	44	44	0	30	0	0	140	0	0	0	0	0	0	8	0
4	178	44	44	0	30	0	0	140	0	0	0	0	0	0	8	0
5	178	44	44	0	30	0	0	140	0	0	0	0	0	0	8	0
6	184	46	46	4	30	0	0	140	0	0	0	2	0	0	8	0
7	200	49	52	0	30	0	0	140	0	0	12	10	0	0	8	0
8	392	69	99	8	30	0	0	140	0	0	118	88	0	0	8	0
9	1102	105	261	0	30	0	0	140	0	0	517	330	50	0	8	27
10	1205	108	277	6	30	0	0	140	0	0	557	360	50	0	8	54
11	1429	110	309	2	30	0	0	140	336	0	493	316	50	0	8	54
12	1350	142	337	4	30	0	0	140	0	366	295	403	50	0	8	54
13	1865	151	403	10	30	0	0	140	336	416	135	657	50	29	8	54
14	1410	147	330	15	30	0	0	140	0	420	38	625	50	30	8	54
15	1633	152	262	33	102	8	20	0	336	420	16	547	50	31	16	54
16	870	111	230	30	286	20	24	0	0	38	8	413	50	31	16	54
17	645	86	166	15	221	32	24	0	0	30	2	247	0	31	16	27
18	466	71	124	15	244	40	24	0	0	0	0	112	0	31	0	0
19	367	56	93	2	256	44	24	0	0	0	0	10	0	31	0	0
Total	13 830	–	–	144	1399	144	116	1820	1008	1690	2191	4120	400	214	152	432

PIRLS/TIMSS combined surveys are included under PIRLS (school grade 4).
DHS, Demographic and Health Surveys; GSHS, Global Student Health Surveys; GSS, Good Schools Study; HBSC, Health Behaviour in School-Aged Children; MICS, the Multiple Indicator Cluster Surveys; PIRLS, Progress in International Reading Literacy Study; RHS, Reproductive Health Surveys; TIMSS, Trends in International Mathematics and Science Study; VACS, Violence Against Children Surveys.