Table 2. Answers about teaching (first part).

	N = 311	%	Proportion of respondents with global judgment “Insufficient”	P value
Hours of lessons in a year
>30	115	37	14/115 (12%)	0.004
20–30	65	21	51/145 (26%)
10–20	49	16
<10	82	26
How frequent are the lessons
Weekly	76	24	8/76 (11%)	0.01
Twice a week	42	14	57/235 (24%)
Monthly	52	17
Twice a month	13	4
Every 3 months	22	7
Every 4 months	25	8
Every 6 months	25	8
Once a year	55	18
Are lessons compulsory
Yes	228	73	38/228 (17%)	0.002
No	83	27	27/83 (33%)