Table 5. Classification of patients in CDC matrix on basis of CD4 counts and CD4 percentage for CDC groups A, B and C.

	CD4 counts
CD4%	A/B/C1*	A/B/C2*	A/B/C3*	Total
Group A	A1	A2	A3
A1	6 (14·6%)	0 (0·0%)	0 (0·0%)	6 (2·8%)
A2	30 (73·2%)	80 (61·5%)	7 (17·1%)	117 (55·2%)
A3	5 (12·2%)	50 (38·5%)	34 (82·9%)	89 (42·0%)
Total	41 (100·0%)	130 (100·0%)	41 (100·0%)	212 (100·0%)
Group B	B1	B2	B3
B1	1 (10·0%)	1 (1·5%)	1 (1·1%)	3 (1·7%)
B2	8 (80·0%)	33 (49·3%)	6 (6·3%)	47 (27·3%)
B3	1 (10·0%)	33 (49·3%)	88 (92·6%)	122 (70·9%)
Total	10 (100·0%)	67 (100·0%)	95 (100·0%)	172 (100·0%)
Group C	C1	C2	C3
C1	0	0 (0·0%)	0 (0·0%)	0 (0·0%)
C2	0	37 (57·8%)	7 (5·4%)	44 (22·7%)
C3	0	27 (42·2%)	123 (94·6%)	150 (77·3%)
Total	0	64 (100·0%)	130 (100·0%)	194 (100·0%)

^*Groups A1–3, B1–3, C1–3 as defined in Table 1