TABLE 3—
Tweet Topic Codes and Frequencies of Appearance: June 2013
| Category | Tweets, No. (%) | Retweets, No. (%) |
| Behavior | 563 (50.7) | 165 (29.3) |
| Food as cause of obesity | 198 (17.8) | 40 (20.2) |
| Food as strategy to combat obesity | 227 (20.5) | 60 (26.4) |
| Physical inactivity as cause of obesity | 46 (4.1) | 16 (34.8) |
| Physical activity as strategy to combat obesity | 199 (17.9) | 77 (38.7) |
| Environment | 275 (24.8) | 83 (30.2) |
| Home/family as cause of obesity | 35 (3.2) | 10 (28.6) |
| Home/family as strategy to combat obesity | 95 (8.6) | 16 (16.8) |
| School as cause of obesity | 10 (0.9) | 1 (10.0) |
| School as strategy to combat obesity | 120 (10.8) | 52 (43.3) |
| Built environment as cause of obesity | 18 (1.6) | 6 (33.3) |
| Built environment as strategy to combat obesity | 21 (1.9) | 6 (28.6) |
| Policy | 54 (4.9) | 14 (25.9) |
| Food policy as cause of obesity | 7 (0.6) | 3 (42.9) |
| Food policy as strategy to combat obesity | 36 (3.2) | 5 (13.9) |
| Physical activity policy as cause of obesity | 1 (0.1) | 1 (100.0) |
| Physical activity policy as strategy to combat obesity | 16 (1.4) | 7 (43.8) |
| Medical/heritable | 58 (5.2) | 19 (32.8) |
| Medical/heritable factors as cause of obesity | 54 (4.9) | 17 (31.5) |
| Medical/heritable factors as strategy to combat obesity | 4 (0.4) | 2 (50.0) |
| Consequences of obesity | 60 (5.4) | 7 (11.7) |
| Individual | 18 (1.6) | 0 (0.0) |
| Group | 43 (3.9) | 7 (16.3) |
| Childhood obesity as problem | 223 (20.1) | 58 (26.0) |
| Magnitude | 110 (9.9) | 29 (26.4) |
| Understanding/researching the problem | 126 (11.4) | 34 (27.0) |
| Something else | 407 (36.7) | 89 (21.9) |
Note. Tweets were coded to all categories that apply; the percentages listed are for the number in each group from the 1110 tweets overall.