2
carried on in places whenever small-pox cases were discovered. In certain areas in this
district, such as Kamalabari in the Majuli where opposition to vaccination is great the
epidemic was most severe.
5. Dispensary vaccination.—During the triennium under review the number of
operations performed by the dispensary staff was 10,507 as compared with 4,612 in
the preceding triennium. Villages around dispensaries are allotted to vaccinators, but
when small-pox breaks out in the neighbourhood of a dispensary people prefer to
attend for vaccination at the dispensary.
The number of primary operations performed during 1925-26 was 2,353 and re-
vacinations 3,094 while the corresponding figures for 1924-25 were 1,457 and 1,504
and for 1923-24, 1,363 and 736.
6. Percentage of successful operations.—The percentage of success reported was
as follows:—
1923-24
1924-25
1925-26
Primary vaccination.
...
...
...
95.58
...
...
...
95.19
...
...
...
96.69
Re-vaccination.
...
...
59.32
...
...
64.36
...
...
73.32
The ratio of persons successfully vaccinated during the year 1925-26 was 54.57 per
1,000 of population compared with 45.37 in 1924-25 and 41.93 in 1923-24.
7. Different methods of vaccination.—All vaccination operations in the triennium
were, as usual, performed with glycerinated lymph manufactured in the Vaccine Depôt
at Shillong.
8. Vaccination work in different districts.—The following statement shows the
progress of vaccination in different districts of the province during the triennium 1923-
24, 1924-25 and 1925-26 as compared with the preceding one : —
Statement showing the total number of persons vaccinated by all agencies, viz., vaccine department,
dispensaries,tea gardens, jails, mental hospitals, police hospitals, infectious diseases hospitals and
railways during the triennia 1920-21 to 1922-23 and 1923-24 to 1925-26.
Districts.
1
Cachar ... ... ...
Sylhet ...
Khasi and Jaintia Hills ...
Mega Hills ...
Lashai Hills ...
Goalpara ... ...
Kamrup ... ... ...
Darrang ... ... ...
Nowgong ... ...
Sibsagar . ... ...
Lakhimpur ... ...
Garo Hills ... ...
Manipur State ... ...
Sadiya Frontier Tract ...
Total of the province ...
Population.
2
529,301
2,541,341
243,263
156,801
98,406
762,523
762,671
477,442
398,007
823,107
586,577
179,140
384,016
41,249
7,985,934
1920-21.
3
27,233
167,103
13,546
13,138
7,712
28,972
32,587
21,613
13,706
31,513
23,213
8,086
28,534
1,981
418,936
1921-22.
4
25,927
155,433
16,055
5,339
6,645
24,747
21,031
19,478
15,707
25,840
20,429
7,892
21,262
1,763
367,548
1922-23.
5
27,479
136,083
10,676
6,971
4,743
29,559
35,054
20,326
18,065
30,842
21,795
11,603
21,667
1,584
376,447
Total number of the triennium.
6
80,639
458,618
40,277
25,448
19,100
83,278
88,672
61,417
47,478
88,195
65,487
27,581
71,463
6,328
1,162,931
1923-24.
7
25,304
137,926
13,707
6,147
3,812
30,867
40,436
21,488
20,604
38,162
18,750
8,978
17,727
1,681
385,679
1924-25.
8
26,285
146,184
13,015
5,683
5,565
31,552
47,969
24,560
23,457
43,049
22,481
8,741
19,320
1,498
418,359
1925-26.
9
32,847
158,518
15,600
5,873
7,662
37,147
49,040
28,672
24,449
80,758
30,874
8,804
19,363
1,744
501,351
Total number of the trionnium.
10
84,436
441,628
42,322
17,703
17,039
99,566
137,445
74,720
68,510
161,959
72,105
26,523
56,410
4,923
1,305,289
Difference.
Increase.
11
3,797
...
2,045
...
...
16,288
48,773
13,303
21,032
73,764
6,668
...
..
...
185,670
Decrease.
12
...
16,990
...
7,745
2,061
...
...
...
...
...
...
1,058
15,053
405
43,312