Table 2: Characteristics of the interventions N = 12.
| Sl no. | Characteristics of Intervention | No of studies | Mean % | |
| 1 | Total duration | < 5 hours | 5 | Mean duration 6.55 hours |
| 5-10 hours | 4 | |||
| 10-15 hours | 2 | |||
| > 15 hours | 1 | |||
| 2 | No. of sessions | 1-5 sessions | 3 | Total Mean = 10 sessions |
| 6-10 sessions | 4 | |||
| 11-20 sessions | 5 | |||
| 3 | Facilitators | Nurse/trained midwife | 6 | 50% |
| Health visitor | 2 | 16.6% | ||
| Health volunteer | 2 | 16.6% | ||
| Psychiatrist | 1 | 8.3% | ||
| Peer mothers | 1 | 8.3% | ||
| 4 | Mode of intervention | Telephone based | 5 | 41.6% |
| Direct group interaction | 5 | 41.6% | ||
| Internet based | 1 | 8.3% | ||
| Direct personal interaction(one to one basis) | 1 | 8.3% | ||
| 5 | Techniques used are | Simple verbal interaction | 10 | 83.3% |
| Video/audio materials | 3 | 25% | ||
| Written materials | 2 | 16.6% | ||
| Picture cards/visual aids | 2 | 16.6% | ||
| Role play/simulation | 2 | 16.6% | ||
| Story telling | 1 | 8.3% | ||