Observed respiratory signs of the children. Percentages in brackets
| Sign | Categories | Oxygen cases | Control group 1 RVH | Control group 2 MRC | p Value cases v control group 1 | p Value cases v control group 2 |
|---|---|---|---|---|---|---|
| Cough | Heard | 63 (91) | 49 (73) | 33 (75) | 0.01 | 0.04 |
| Nasal flaring | Present | 49 (71) | 31 (46) | 18 (41) | 0.006 | 0.003 |
| Nasal discharge | Present | 25 (36) | 21 (31) | 19 (43) | 0.5 | 0.6 |
| Cyanosis | Present | 27 (39) | 0 (0) | 0 (0) | <0.0001 | <0.0001 |
| Hyperinflation of thorax | Visible | 13 (19) | 13 (19) | 1 (2) | 1.0 | 0.008 |
| Respiratory rate | Mean | 62.6 | 61.3 | 54.7 | 0.6 | 0.003 |
| SD | 14.0 | 12.1 | 13.2 | |||
| Supraclavicular | None | 17 (25) | 37 (55) | 34 (77) | 0.001 | <0.0001 |
| indrawing | Mild | 27 (39) | 22 (33) | 10 (23) | ||
| Moderate | 21 (30) | 8 (12) | 0 (0) | |||
| Severe | 4 (6) | 0 (0) | 0 (0) | |||
| Intercostal | None | 24 (35) | 46 (69) | 35 (80) | <0.0001 | <0.0001 |
| indrawing | Mild | 18 (26) | 14 (21) | 3 (7) | ||
| Moderate | 24 (35) | 7 (10) | 6 (14) | |||
| Severe | 3 (4) | 0 (0) | 0 (0) | |||
| Lower chest | None | 18 (26) | 25 (37) | 27 (61) | 0.1 | 0.002 |
| wall | Mild | 17 (25) | 22 (33) | 8 (18) | ||
| indrawing | Moderate | 29 (42) | 18 (27) | 8 (18) | ||
| Severe | 5 (7) | 2 (3) | 1 (2) | |||
| Grunting | None | 36 (52) | 41 (61) | 25 (57) | 0.2 | 0.5 |
| Occasional | 23 (33) | 22 (33) | 16 (36) | |||
| Every breath | 10 (15) | 4 (6) | 3 (7) | |||
| Head nodding | Present | 18 (29) | 3 (4) | 3 (7) | <0.0001 | 0.006 |
| Crepitations | Present | 64 (93) | 59 (88) | 27 (61) | 0.3 | <0.0001 |
| Wheeze | Present | 15 (22) | 12 (18) | 5 (11) | 0.4 | 0.4 |
| Rhonchi | Present | 7 (10) | 10 (15) | 9 (20) | 0.7 | 0.1 |
| Decreased air entry | Present | 12 (17) | 2 (3) | 2 (5) | 0.03 | 0.2 |