Table 1. General intervention strategies (i-iv): Mode, time-points and personnel responsible for delivery.
| S.No | Intervention strategy & description* | Mode of delivery | Time-point of delivery | Responsible personnel |
|---|---|---|---|---|
| I | Counselling accompanied by home-visit:Counseling using brief intervention format with female head of the household and selected adult in each household. Also open to other members of the household. | Face-to-face using pre-defined format | Month 1 | Counselors–psychology students trained in brief intervention |
| Telephone using pre-defined format | Month 6 | Counselors–psychology students trained in brief intervention | ||
| Home visit: face-to-face | Months 1 & 6 (if there is a change of stage) | Community volunteers trained to deliver specific strategies | ||
| Ii | Reminder:Reminder call to female head of the household. | Telephone using pre-defined format | Months 3 & 9 | Community volunteers / study coordinator |
| Face-to-face | Month 3 & 9 | Study coordinator / community volunteer (if no response to telephone reminder calls) | ||
| Iii | Awareness sessions:General awareness sessions for community members. Also open to members from households not participating in the study. | Three group sessions for adults in each ayalkootam using flip charts | 1) Months 2–3: Diet and NCDs 2) Months 4–5: Colour way to health 3) Months 9–10: Let us protect our family’s health | Sessions organized by community volunteers and conducted by psychology students trained with respect to materials and content |
| Two group sessions for children in each ayalkootam using card games | Months 3–5: Diet and NCDs–concept of plus and minus foods Months 8–9: Colour way to health | Sessions organized by lay community volunteers and conducted by psychology students trained with respect to materials and content | ||
| Iv | Sequential stage-matching:Staging to differentiate households based on readiness to change dietary behavior in order to determine the stage-matched strategies to be delivered to each household | Household staging tool developed as part of formative research [36] | Month 0 & 6 | Community volunteers trained to use the tool |
*Additional details on intervention strategies have been published elsewhere [Glob Health Action 2013, 6: 20993, http://dx.doi.org/10.3402/gha.v6i0.20993].