Comparative evaluation of the influence of television advertisements on children and caries prevalence

Figures & data

Table 1. Questionnaire

1. Do you watch television? Yes/no
2. If no, what is the reason?   There is no TV or cable connection at home   Parents do not allow us to watch TV   I do not like watching TV   Any other reasons
3. When do you watch TV?   Morning  Afternoon  Evening  Night  Others   (9 am–12 noon)  (12 noon–4 pm)  (4–6 pm)  (6–8 pm)
4. How many minutes do you watch TV continuously?   <30 min/30–60 min/60–90 min/ > 90 min
5. Which kind of program do you watch regularly?   Cartoons/music/movies/serials/any others
6. Which is your most favorite TV channel?
7. Do you like to watch the advertisements in between the programs? Yes/no
8. If no, what is the reason for not watching advertisements?   Advertisements are boring   Parents do not allow us to watch advertisements   I see other channels during advertisements   Any other reason
9. Do you buy or ask your parents to buy things that you watch on television?   Yes/no/others
10. Items you brought or asked your parents to buy after watching advertisements on TV? Food/soft drinks/tooth paste/tooth brush/dental floss/mouth rinse/dress/cycle/toy/soap/any others
11. What tempted you to buy the above items after watching the television advertisements?   Very attractive advertisement with music and color   The advertisement has my favorite model   I like to buy new things that I get to see in advertisements   Television   Other reasons
12. How do you select your toothpaste?   As advised by the dentist/as advised by TV advertisement/on my own/as decided by parents
13. Have you ever visited dentist for any treatment? Yes/No
14. If yes, can you write for what treatment you had been to a dentist?   Filling/cleaning/tooth removal/others

Fig. 1.  Most preferred channel by children.

Fig. 2.  Items children asked after watching advertisements.

Fig. 3.  Frequency of advertisements in children's favorite channel and news channel.

Fig. 4.  Attractiveness of advertisement in cartoon and news channel.

Table 2. Correlation between advertisement watching in between the programs and DMFT index

	DMFT permanent
Do you like to watch the advertisements in between the programs?	0	1	2	3	4	5	7	Total	P
Yes	232	91	82	21	17	2	0	445	<0.001
No	117	17	14	2	3	1	1	155
Total	349	108	96	23	20	3	1	600

Table 3. Correlation between advertisement watching in between programs and dmft index

	dmft deciduous
Do you like to watch the advertisements in between the programs?	0	1	2	3	4	5	6	7	Total	P
Yes	252	59	70	24	15	18	5	2	445	<0.012
No	117	20	12	3	1	2	0	0	155
Total	369	79	82	27	16	20	5	2	600

Table 4. Correlation between purchases of items advertised on television and DMFT score

	DMFT permanent
Do you buy or ask your parents to buy things that you watch on television?	0	1	2	3	4	5	6	7		Total	P
Yes		224	92	77	21	18	2	0	0	434	<0.003
No		114	15	16	2	1	1	0	1	150
Others*		11	1	3	0	1	0	0	0	16
Total	349	108	96	23	20	3	0	1	600

*Sometimes.

Table 5. Correlation between purchase of items advertised on television and dmft score

	dmft deciduous
Do you buy or ask your parents to buy things that you watch on television?	0	1	2	3	4	5	6	7	Total	P
Yes	245	59	70	22	14	18	5	1	434	<0.002
No	110	20	12	3	2	2	0	1	150
Others*	14	0	0	2	0	0	0	0	16

*Sometimes.

Table 6. Correlation between purchase of food advertised on television and DMFT score

	DMFT permanent
Food	0	1	2	3	4	5	6	7	Total	P
No	147	24	24	5	2	1	0	1	204	<0.001
Yes	202	84	72	18	18	2	0	0	396
Total	349	108	96	23	20	3	0	2	600

Table 7. Correlation between purchase of food advertised on television and dmft score

	dmft deciduous
Food	0	1	2	3	4	5	6	7	Total	P
No	151	29	13	5	2	3	1	0	204	<0.001
Yes	218	50	69	22	14	17	4	2	396
Total	369	79	82	27	16	20	5	2	600

Table 8. Correlation between purchase of soft drinks advertised on television and DMFT score

	DMFT permanent
Soft drink	0	1	2	3	4	5	6	7	Total	P
No	204	47	39	10	6	2	0	1	309	<0.003
Yes	145	61	57	13	14	1	0	0	291
Total	349	108	96	23	20	3	0	1	600

Table 9. Correlation between purchase of soft drinks advertised on television and dmft score

	dmft deciduous
Soft drink	0	1	2	3	4	5	6	7	Total	P
No	216	39	33	9	6	4	2	0	309	<0.001
Yes	153	40	49	18	10	16	3	2	291
Total	369	79	82	27	16	20	5	2	600