Table 2.

Pirani score at presentation and number of corrective casts

Pirani score at presentation	Number of children in the group	Average age (in months)	Average number of casts
1	004	10.5	3.75
1.5	004	49.5	6.25
2	010	05.25	4.9
2.5	007	10.35	5.57
3	019	15.76	5.42
3.5	016	21.87	7.44
4	028	10.05	5.96
4.5	032	12.31	7.46
5	036	06.22	6.75
5.5	033	13.03	7.12
6	108	06.5	7.66